From 2b9e38a17bd6039a1291f756157c94b3e57955db Mon Sep 17 00:00:00 2001
From: Oliver Eyton-Williams <ojeytonwilliams@gmail.com>
Date: Tue, 29 Sep 2020 19:05:53 +0200
Subject: [PATCH] fix: replace .english.md extension with .md

---
 ...-alternative-to-images-for-visually-impaired-accessibility.md} | 0
 ...le-date-picker.english.md => add-an-accessible-date-picker.md} | 0
 ...ssues-by-carefully-choosing-colors-that-convey-information.md} | 0
 ...> avoid-colorblindness-issues-by-using-sufficient-contrast.md} | 0
 ...sh.md => give-links-meaning-by-using-descriptive-link-text.md} | 0
 ...rove-accessibility-of-audio-content-with-the-audio-element.md} | 0
 ....md => improve-chart-accessibility-with-the-figure-element.md} | 0
 ...=> improve-form-field-accessibility-with-the-label-element.md} | 0
 ....english.md => improve-readability-with-high-contrast-text.md} | 0
 ....md => jump-straight-to-the-content-using-the-main-element.md} | 0
 ...lank.english.md => know-when-alt-text-should-be-left-blank.md} | 0
 ...ements-only-visible-to-a-screen-reader-by-using-custom-css.md} | 0
 ...s.english.md => make-links-navigable-with-html-access-keys.md} | 0
 ...e-screen-reader-navigation-easier-with-the-footer-landmark.md} | 0
 ...e-screen-reader-navigation-easier-with-the-header-landmark.md} | 0
 ...make-screen-reader-navigation-easier-with-the-nav-landmark.md} | 0
 ....md => standardize-times-with-the-html5-datetime-attribute.md} | 0
 ...use-headings-to-show-hierarchical-relationships-of-content.md} | 0
 ...ish.md => use-tabindex-to-add-keyboard-focus-to-an-element.md} | 0
 ...o-specify-the-order-of-keyboard-focus-for-several-elements.md} | 0
 ...-element.english.md => wrap-content-in-the-article-element.md} | 0
 ...dio-buttons-in-a-fieldset-element-for-better-accessibility.md} | 0
 ...ment.english.md => add-a-box-shadow-to-a-card-like-element.md} | 0
 ...english.md => adjust-the-background-color-property-of-text.md} | 0
 ...just-the-color-of-various-elements-to-complementary-colors.md} | 0
 ... adjust-the-height-of-an-element-using-the-height-property.md} | 0
 ...-tag.english.md => adjust-the-hover-state-of-an-anchor-tag.md} | 0
 ...the-hue-of-a-color.english.md => adjust-the-hue-of-a-color.md} | 0
 ...h.md => adjust-the-size-of-a-header-versus-a-paragraph-tag.md} | 0
 ...e-tone-of-a-color.english.md => adjust-the-tone-of-a-color.md} | 0
 ...=> adjust-the-width-of-an-element-using-the-width-property.md} | 0
 ...ble-rates.english.md => animate-elements-at-variable-rates.md} | 0
 ...ate-elements-continually-using-an-infinite-animation-count.md} | 0
 ....english.md => animate-multiple-elements-at-variable-rates.md} | 0
 ...> center-an-element-horizontally-using-the-margin-property.md} | 0
 ...osition.english.md => change-an-elements-relative-position.md} | 0
 ...ywords.english.md => change-animation-timing-with-keywords.md} | 0
 ...position-of-overlapping-elements-with-the-z-index-property.md} | 0
 ...radient.english.md => create-a-gradual-css-linear-gradient.md} | 0
 ...graphic-using-css.english.md => create-a-graphic-using-css.md} | 0
 ...nglish.md => create-a-horizontal-line-using-the-hr-element.md} | 0
 ...glish.md => create-a-more-complex-shape-using-css-and-html.md} | 0
 ...nimation.english.md => create-movement-using-css-animation.md} | 0
 ...e-texture-by-adding-a-subtle-pattern-as-a-background-image.md} | 0
 ....md => create-visual-balance-using-the-text-align-property.md} | 0
 ...e-visual-direction-by-fading-an-element-from-left-to-right.md} | 0
 ...n-element.english.md => decrease-the-opacity-of-an-element.md} | 0
 ...tary-colors.english.md => learn-about-complementary-colors.md} | 0
 ...-tertiary-colors.english.md => learn-about-tertiary-colors.md} | 0
 ...ier-curves-work.english.md => learn-how-bezier-curves-work.md} | 0
 ... learn-how-the-css-keyframes-and-animation-properties-work.md} | 0
 ...=> lock-an-element-to-its-parent-with-absolute-positioning.md} | 0
 ...ck-an-element-to-the-browser-window-with-fixed-positioning.md} | 0
 ... => make-a-css-heartbeat-using-an-infinite-animation-count.md} | 0
 ...nglish.md => make-motion-more-natural-using-a-bezier-curve.md} | 0
 ...n-animation.english.md => modify-fill-mode-of-an-animation.md} | 0
 ...d => move-a-relatively-positioned-element-with-css-offsets.md} | 0
 ....md => push-elements-left-or-right-with-the-float-property.md} | 0
 ...lish.md => set-the-font-size-for-multiple-heading-elements.md} | 0
 ...aph-text.english.md => set-the-font-size-of-paragraph-text.md} | 0
 ...sh.md => set-the-font-weight-for-multiple-heading-elements.md} | 0
 ...paragraphs.english.md => set-the-line-height-of-paragraphs.md} | 0
 ...graphic.english.md => use-a-bezier-curve-to-move-a-graphic.md} | 0
 ...d => use-a-css-linear-gradient-to-create-a-striped-element.md} | 0
 ...=> use-css-animation-to-change-the-hover-state-of-a-button.md} | 0
 ...ansform-property-skewx-to-skew-an-element-along-the-x-axis.md} | 0
 ...ansform-property-skewy-to-skew-an-element-along-the-y-axis.md} | 0
 ...-transform-scale-property-to-change-the-size-of-an-element.md} | 0
 ...-css-transform-scale-property-to-scale-an-element-on-hover.md} | 0
 ...licize-text.english.md => use-the-em-tag-to-italicize-text.md} | 0
 ...ugh-text.english.md => use-the-s-tag-to-strikethrough-text.md} | 0
 ...xt-bold.english.md => use-the-strong-tag-to-make-text-bold.md} | 0
 ... => use-the-text-transform-property-to-make-text-uppercase.md} | 0
 ...derline-text.english.md => use-the-u-tag-to-underline-text.md} | 0
 ...-element.english.md => add-a-negative-margin-to-an-element.md} | 0
 ...ur-elements.english.md => add-borders-around-your-elements.md} | 0
 ...ish.md => add-different-margins-to-each-side-of-an-element.md} | 0
 ...ish.md => add-different-padding-to-each-side-of-an-element.md} | 0
 ...adius.english.md => add-rounded-corners-with-border-radius.md} | 0
 ...f-an-element.english.md => adjust-the-margin-of-an-element.md} | 0
 ...-an-element.english.md => adjust-the-padding-of-an-element.md} | 0
 ...le.english.md => attach-a-fallback-value-to-a-css-variable.md} | 0
 ...c-area.english.md => change-a-variable-for-a-specific-area.md} | 0
 ...e-the-color-of-text.english.md => change-the-color-of-text.md} | 0
 ...n-element.english.md => change-the-font-size-of-an-element.md} | 0
 ...om-css-variable.english.md => create-a-custom-css-variable.md} | 0
 ...ent.english.md => give-a-background-color-to-a-div-element.md} | 0
 .../{import-a-google-font.english.md => import-a-google-font.md}  | 0
 ...english.md => improve-compatibility-with-browser-fallbacks.md} | 0
 ...{inherit-css-variables.english.md => inherit-css-variables.md} | 0
 ...element.english.md => inherit-styles-from-the-body-element.md} | 0
 ...us.english.md => make-circular-images-with-a-border-radius.md} | 0
 ...english.md => override-all-other-styles-by-using-important.md} | 0
 ...md => override-class-declarations-by-styling-id-attributes.md} | 0
 ...glish.md => override-class-declarations-with-inline-styles.md} | 0
 ...equent-css.english.md => override-styles-in-subsequent-css.md} | 0
 ...er-another.english.md => prioritize-one-style-over-another.md} | 0
 ...an-element.english.md => set-the-font-family-of-an-element.md} | 0
 ...he-id-of-an-element.english.md => set-the-id-of-an-element.md} | 0
 .../{size-your-images.english.md => size-your-images.md}          | 0
 ...uld-degrade.english.md => specify-how-fonts-should-degrade.md} | 0
 ...ass.english.md => style-multiple-elements-with-a-css-class.md} | 0
 ...tml-body-element.english.md => style-the-html-body-element.md} | 0
 ...ts.english.md => understand-absolute-versus-relative-units.md} | 0
 ...-element.english.md => use-a-css-class-to-style-an-element.md} | 0
 ...ustom-css-variable.english.md => use-a-custom-css-variable.md} | 0
 ...iable.english.md => use-a-media-query-to-change-a-variable.md} | 0
 ...bbreviated-hex-code.english.md => use-abbreviated-hex-code.md} | 0
 ...ment.english.md => use-an-id-attribute-to-style-an-element.md} | 0
 ...ts.english.md => use-attribute-selectors-to-style-elements.md} | 0
 ...use-clockwise-notation-to-specify-the-margin-of-an-element.md} | 0
 ...se-clockwise-notation-to-specify-the-padding-of-an-element.md} | 0
 ...elements.english.md => use-css-selectors-to-style-elements.md} | 0
 ...md => use-css-variables-to-change-several-elements-at-once.md} | 0
 ...ific-colors.english.md => use-hex-code-for-specific-colors.md} | 0
 ...ode-to-mix-colors.english.md => use-hex-code-to-mix-colors.md} | 0
 ...{use-rgb-to-mix-colors.english.md => use-rgb-to-mix-colors.md} | 0
 ...or-elements.english.md => use-rgb-values-to-color-elements.md} | 0
 ...tton-to-a-form.english.md => add-a-submit-button-to-a-form.md} | 0
 ...s-to-your-website.english.md => add-images-to-your-website.md} | 0
 ...t-field.english.md => add-placeholder-text-to-a-text-field.md} | 0
 ...nglish.md => check-radio-buttons-and-checkboxes-by-default.md} | 0
 .../{comment-out-html.english.md => comment-out-html.md}          | 0
 ...rdered-list.english.md => create-a-bulleted-unordered-list.md} | 0
 ...{create-a-form-element.english.md => create-a-form-element.md} | 0
 ...set-of-checkboxes.english.md => create-a-set-of-checkboxes.md} | 0
 ...-radio-buttons.english.md => create-a-set-of-radio-buttons.md} | 0
 .../{create-a-text-field.english.md => create-a-text-field.md}    | 0
 ...reate-an-ordered-list.english.md => create-an-ordered-list.md} | 0
 ...ment.english.md => declare-the-doctype-of-an-html-document.md} | 0
 ...english.md => define-the-head-and-body-of-an-html-document.md} | 0
 .../{delete-html-elements.english.md => delete-html-elements.md}  | 0
 ...text.english.md => fill-in-the-blank-with-placeholder-text.md} | 0
 ...-the-h2-element.english.md => headline-with-the-h2-element.md} | 0
 ...ph-element.english.md => inform-with-the-paragraph-element.md} | 0
 ...tml5-elements.english.md => introduction-to-html5-elements.md} | 0
 ....english.md => link-to-external-pages-with-anchor-elements.md} | 0
 ...> link-to-internal-sections-of-a-page-with-anchor-elements.md} | 0
 ...symbol.english.md => make-dead-links-using-the-hash-symbol.md} | 0
 ...ph.english.md => nest-an-anchor-element-within-a-paragraph.md} | 0
 ...glish.md => nest-many-elements-within-a-single-div-element.md} | 0
 ...-to-html-elements.english.md => say-hello-to-html-elements.md} | 0
 ...-image-into-a-link.english.md => turn-an-image-into-a-link.md} | 0
 .../{uncomment-html.english.md => uncomment-html.md}              | 0
 ...require-a-field.english.md => use-html5-to-require-a-field.md} | 0
 ... use-the-value-attribute-with-radio-buttons-and-checkboxes.md} | 0
 ...mbed.english.md => add-flex-superpowers-to-the-tweet-embed.md} | 0
 ...nglish.md => align-elements-using-the-align-items-property.md} | 0
 ...sh.md => align-elements-using-the-justify-content-property.md} | 0
 ...x-direction-property-to-create-a-column-in-the-tweet-embed.md} | 0
 ...-flex-direction-property-to-create-rows-in-the-tweet-embed.md} | 0
 ...boxes.english.md => use-display-flex-to-position-two-boxes.md} | 0
 ...lish.md => use-the-align-items-property-in-the-tweet-embed.md} | 0
 ...gn-self-property.english.md => use-the-align-self-property.md} | 0
 ...the-flex-basis-property-to-set-the-initial-size-of-an-item.md} | 0
 ...ish.md => use-the-flex-direction-property-to-make-a-column.md} | 0
 ...nglish.md => use-the-flex-direction-property-to-make-a-row.md} | 0
 ...s.english.md => use-the-flex-grow-property-to-expand-items.md} | 0
 ...and-property.english.md => use-the-flex-shorthand-property.md} | 0
 ...english.md => use-the-flex-shrink-property-to-shrink-items.md} | 0
 ...h.md => use-the-flex-wrap-property-to-wrap-a-row-or-column.md} | 0
 ....md => use-the-justify-content-property-in-the-tweet-embed.md} | 0
 ...ms.english.md => use-the-order-property-to-rearrange-items.md} | 0
 ...lumns.english.md => add-columns-with-grid-template-columns.md} | 0
 ...-with-grid-gap.english.md => add-gaps-faster-with-grid-gap.md} | 0
 ...mplate-rows.english.md => add-rows-with-grid-template-rows.md} | 0
 ...ish.md => align-all-items-horizontally-using-justify-items.md} | 0
 ...english.md => align-all-items-vertically-using-align-items.md} | 0
 ...nglish.md => align-an-item-horizontally-using-justify-self.md} | 0
 ...lf.english.md => align-an-item-vertically-using-align-self.md} | 0
 ...ap.english.md => create-a-column-gap-using-grid-column-gap.md} | 0
 ...-row-gap.english.md => create-a-row-gap-using-grid-row-gap.md} | 0
 ...fill.english.md => create-flexible-layouts-using-auto-fill.md} | 0
 ...o-fit.english.md => create-flexible-layouts-using-auto-fit.md} | 0
 ...grids-within-grids.english.md => create-grids-within-grids.md} | 0
 ...ur-first-css-grid.english.md => create-your-first-css-grid.md} | 0
 ...mplate.english.md => divide-the-grid-into-an-area-template.md} | 0
 ...on.english.md => limit-item-size-using-the-minmax-function.md} | 0
 ... => place-items-in-grid-areas-using-the-grid-area-property.md} | 0
 ....english.md => reduce-repetition-using-the-repeat-function.md} | 0
 ... use-css-grid-units-to-change-the-size-of-columns-and-rows.md} | 0
 ...ish.md => use-grid-area-without-creating-an-areas-template.md} | 0
 ...l-spacing.english.md => use-grid-column-to-control-spacing.md} | 0
 ...trol-spacing.english.md => use-grid-row-to-control-spacing.md} | 0
 ...glish.md => use-media-queries-to-create-responsive-layouts.md} | 0
 .../{create-a-media-query.english.md => create-a-media-query.md}  | 0
 ...an-image-responsive.english.md => make-an-image-responsive.md} | 0
 ...graphy-responsive.english.md => make-typography-responsive.md} | 0
 ...sh.md => use-a-retina-image-for-higher-resolution-displays.md} | 0
 ...o-webpage.english.md => build-a-personal-portfolio-webpage.md} | 0
 ...ct-landing-page.english.md => build-a-product-landing-page.md} | 0
 .../{build-a-survey-form.english.md => build-a-survey-form.md}    | 0
 ...on-page.english.md => build-a-technical-documentation-page.md} | 0
 .../{build-a-tribute-page.english.md => build-a-tribute-page.md}  | 0
 .../basic-algorithm-scripting/{boo-who.english.md => boo-who.md}  | 0
 .../{chunky-monkey.english.md => chunky-monkey.md}                | 0
 .../{confirm-the-ending.english.md => confirm-the-ending.md}      | 0
 ...-to-fahrenheit.english.md => convert-celsius-to-fahrenheit.md} | 0
 ...{factorialize-a-number.english.md => factorialize-a-number.md} | 0
 .../{falsy-bouncer.english.md => falsy-bouncer.md}                | 0
 ...n-a-string.english.md => find-the-longest-word-in-a-string.md} | 0
 .../{finders-keepers.english.md => finders-keepers.md}            | 0
 .../{mutations.english.md => mutations.md}                        | 0
 ...eat-a-string.english.md => repeat-a-string-repeat-a-string.md} | 0
 ...s-in-arrays.english.md => return-largest-numbers-in-arrays.md} | 0
 .../{reverse-a-string.english.md => reverse-a-string.md}          | 0
 .../{slice-and-splice.english.md => slice-and-splice.md}          | 0
 ...{title-case-a-sentence.english.md => title-case-a-sentence.md} | 0
 .../{truncate-a-string.english.md => truncate-a-string.md}        | 0
 .../{where-do-i-belong.english.md => where-do-i-belong.md}        | 0
 ...ish.md => access-an-arrays-contents-using-bracket-notation.md} | 0
 ....english.md => access-property-names-with-bracket-notation.md} | 0
 ....english.md => add-items-to-an-array-with-push-and-unshift.md} | 0
 ...dd-items-using-splice.english.md => add-items-using-splice.md} | 0
 ...ts.english.md => add-key-value-pairs-to-javascript-objects.md} | 0
 ...sh.md => check-for-the-presence-of-an-element-with-indexof.md} | 0
 ...a-property.english.md => check-if-an-object-has-a-property.md} | 0
 ...ator.english.md => combine-arrays-with-the-spread-operator.md} | 0
 ...rator.english.md => copy-an-array-with-the-spread-operator.md} | 0
 ...ems-using-slice.english.md => copy-array-items-using-slice.md} | 0
 ...rays.english.md => create-complex-multi-dimensional-arrays.md} | 0
 ...d => generate-an-array-of-all-object-keys-with-object.keys.md} | 0
 ....md => iterate-through-all-an-arrays-items-using-for-loops.md} | 0
 ...te-through-the-keys-of-an-object-with-a-for...in-statement.md} | 0
 ...n-object.english.md => modify-an-array-stored-in-an-object.md} | 0
 ...ect.english.md => modify-an-object-nested-within-an-object.md} | 0
 ...nglish.md => remove-items-from-an-array-with-pop-and-shift.md} | 0
 ...items-using-splice.english.md => remove-items-using-splice.md} | 0
 ...a.english.md => use-an-array-to-store-a-collection-of-data.md} | 0
 ...h.md => use-the-delete-keyword-to-remove-object-properties.md} | 0
 ...-with-indexes.english.md => access-array-data-with-indexes.md} | 0
 ...english.md => access-multi-dimensional-arrays-with-indexes.md} | 0
 ...essing-nested-arrays.english.md => accessing-nested-arrays.md} | 0
 ...sing-nested-objects.english.md => accessing-nested-objects.md} | 0
 ...sh.md => accessing-object-properties-with-bracket-notation.md} | 0
 ...nglish.md => accessing-object-properties-with-dot-notation.md} | 0
 ...s.english.md => accessing-object-properties-with-variables.md} | 0
 ...ct.english.md => add-new-properties-to-a-javascript-object.md} | 0
 ...h-javascript.english.md => add-two-numbers-with-javascript.md} | 0
 ...english.md => adding-a-default-option-in-switch-statements.md} | 0
 ...es-to-strings.english.md => appending-variables-to-strings.md} | 0
 ...glish.md => assigning-the-value-of-one-variable-to-another.md} | 0
 ...urned-value.english.md => assignment-with-a-returned-value.md} | 0
 ...-javascript-objects.english.md => build-javascript-objects.md} | 0
 ...-else-statements.english.md => chaining-if-else-statements.md} | 0
 ...javascript-code.english.md => comment-your-javascript-code.md} | 0
 ...erator.english.md => comparison-with-the-equality-operator.md} | 0
 ...or.english.md => comparison-with-the-greater-than-operator.md} | 0
 ...d => comparison-with-the-greater-than-or-equal-to-operator.md} | 0
 ...ator.english.md => comparison-with-the-inequality-operator.md} | 0
 ...rator.english.md => comparison-with-the-less-than-operator.md} | 0
 ...h.md => comparison-with-the-less-than-or-equal-to-operator.md} | 0
 ...english.md => comparison-with-the-strict-equality-operator.md} | 0
 ...glish.md => comparison-with-the-strict-inequality-operator.md} | 0
 ...or.english.md => comparisons-with-the-logical-and-operator.md} | 0
 ...tor.english.md => comparisons-with-the-logical-or-operator.md} | 0
 ....english.md => compound-assignment-with-augmented-addition.md} | 0
 ....english.md => compound-assignment-with-augmented-division.md} | 0
 ...sh.md => compound-assignment-with-augmented-multiplication.md} | 0
 ...glish.md => compound-assignment-with-augmented-subtraction.md} | 0
 ...tor.english.md => concatenating-strings-with-plus-operator.md} | 0
 ....md => concatenating-strings-with-the-plus-equals-operator.md} | 0
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 ...h-a-for-loop.english.md => count-backwards-with-a-for-loop.md} | 0
 .../{counting-cards.english.md => counting-cards.md}              | 0
 ...cript.english.md => create-decimal-numbers-with-javascript.md} | 0
 ...cript-variables.english.md => declare-javascript-variables.md} | 0
 ...re-string-variables.english.md => declare-string-variables.md} | 0
 ...avascript.english.md => decrement-a-number-with-javascript.md} | 0
 ...t.english.md => delete-properties-from-a-javascript-object.md} | 0
 ...nglish.md => divide-one-decimal-by-another-with-javascript.md} | 0
 ...english.md => divide-one-number-by-another-with-javascript.md} | 0
 ...ences-in-strings.english.md => escape-sequences-in-strings.md} | 0
 ...n-strings.english.md => escaping-literal-quotes-in-strings.md} | 0
 ...ngth-of-a-string.english.md => find-the-length-of-a-string.md} | 0
 ...javascript.english.md => finding-a-remainder-in-javascript.md} | 0
 ...pt.english.md => generate-random-fractions-with-javascript.md} | 0
 ...nglish.md => generate-random-whole-numbers-with-javascript.md} | 0
 ...english.md => generate-random-whole-numbers-within-a-range.md} | 0
 ...ope-and-functions.english.md => global-scope-and-functions.md} | 0
 ...unctions.english.md => global-vs.-local-scope-in-functions.md} | 0
 .../basic-javascript/{golf-code.english.md => golf-code.md}       | 0
 ...avascript.english.md => increment-a-number-with-javascript.md} | 0
 ....md => initializing-variables-with-the-assignment-operator.md} | 0
 ...if-statements.english.md => introducing-else-if-statements.md} | 0
 ...-else-statements.english.md => introducing-else-statements.md} | 0
 ...for-loop.english.md => iterate-odd-numbers-with-a-for-loop.md} | 0
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 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{adjust-the-tone-of-a-color.english.md => adjust-the-tone-of-a-color.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{adjust-the-width-of-an-element-using-the-width-property.english.md => adjust-the-width-of-an-element-using-the-width-property.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{animate-elements-at-variable-rates.english.md => animate-elements-at-variable-rates.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{animate-elements-continually-using-an-infinite-animation-count.english.md => animate-elements-continually-using-an-infinite-animation-count.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{animate-multiple-elements-at-variable-rates.english.md => animate-multiple-elements-at-variable-rates.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{center-an-element-horizontally-using-the-margin-property.english.md => center-an-element-horizontally-using-the-margin-property.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{change-an-elements-relative-position.english.md => change-an-elements-relative-position.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{change-animation-timing-with-keywords.english.md => change-animation-timing-with-keywords.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{change-the-position-of-overlapping-elements-with-the-z-index-property.english.md => change-the-position-of-overlapping-elements-with-the-z-index-property.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{create-a-gradual-css-linear-gradient.english.md => create-a-gradual-css-linear-gradient.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{create-a-more-complex-shape-using-css-and-html.english.md => create-a-more-complex-shape-using-css-and-html.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{create-movement-using-css-animation.english.md => create-movement-using-css-animation.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{create-texture-by-adding-a-subtle-pattern-as-a-background-image.english.md => create-texture-by-adding-a-subtle-pattern-as-a-background-image.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{create-visual-balance-using-the-text-align-property.english.md => create-visual-balance-using-the-text-align-property.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{create-visual-direction-by-fading-an-element-from-left-to-right.english.md => create-visual-direction-by-fading-an-element-from-left-to-right.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{decrease-the-opacity-of-an-element.english.md => decrease-the-opacity-of-an-element.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{lock-an-element-to-its-parent-with-absolute-positioning.english.md => lock-an-element-to-its-parent-with-absolute-positioning.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{lock-an-element-to-the-browser-window-with-fixed-positioning.english.md => lock-an-element-to-the-browser-window-with-fixed-positioning.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{make-a-css-heartbeat-using-an-infinite-animation-count.english.md => make-a-css-heartbeat-using-an-infinite-animation-count.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{make-motion-more-natural-using-a-bezier-curve.english.md => make-motion-more-natural-using-a-bezier-curve.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{modify-fill-mode-of-an-animation.english.md => modify-fill-mode-of-an-animation.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{move-a-relatively-positioned-element-with-css-offsets.english.md => move-a-relatively-positioned-element-with-css-offsets.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{push-elements-left-or-right-with-the-float-property.english.md => push-elements-left-or-right-with-the-float-property.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{use-a-css-linear-gradient-to-create-a-striped-element.english.md => use-a-css-linear-gradient-to-create-a-striped-element.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{use-css-animation-to-change-the-hover-state-of-a-button.english.md => use-css-animation-to-change-the-hover-state-of-a-button.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{use-the-css-transform-property-skewx-to-skew-an-element-along-the-x-axis.english.md => use-the-css-transform-property-skewx-to-skew-an-element-along-the-x-axis.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{use-the-css-transform-property-skewy-to-skew-an-element-along-the-y-axis.english.md => use-the-css-transform-property-skewy-to-skew-an-element-along-the-y-axis.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{use-the-css-transform-scale-property-to-change-the-size-of-an-element.english.md => use-the-css-transform-scale-property-to-change-the-size-of-an-element.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{use-the-css-transform-scale-property-to-scale-an-element-on-hover.english.md => use-the-css-transform-scale-property-to-scale-an-element-on-hover.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{use-the-em-tag-to-italicize-text.english.md => use-the-em-tag-to-italicize-text.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{use-the-s-tag-to-strikethrough-text.english.md => use-the-s-tag-to-strikethrough-text.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{use-the-strong-tag-to-make-text-bold.english.md => use-the-strong-tag-to-make-text-bold.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{use-the-text-transform-property-to-make-text-uppercase.english.md => use-the-text-transform-property-to-make-text-uppercase.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/applied-visual-design/{use-the-u-tag-to-underline-text.english.md => use-the-u-tag-to-underline-text.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{add-different-padding-to-each-side-of-an-element.english.md => add-different-padding-to-each-side-of-an-element.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{add-rounded-corners-with-border-radius.english.md => add-rounded-corners-with-border-radius.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{adjust-the-padding-of-an-element.english.md => adjust-the-padding-of-an-element.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{change-a-variable-for-a-specific-area.english.md => change-a-variable-for-a-specific-area.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{change-the-font-size-of-an-element.english.md => change-the-font-size-of-an-element.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{give-a-background-color-to-a-div-element.english.md => give-a-background-color-to-a-div-element.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{import-a-google-font.english.md => import-a-google-font.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{improve-compatibility-with-browser-fallbacks.english.md => improve-compatibility-with-browser-fallbacks.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{inherit-css-variables.english.md => inherit-css-variables.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{inherit-styles-from-the-body-element.english.md => inherit-styles-from-the-body-element.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{make-circular-images-with-a-border-radius.english.md => make-circular-images-with-a-border-radius.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{override-all-other-styles-by-using-important.english.md => override-all-other-styles-by-using-important.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{override-class-declarations-by-styling-id-attributes.english.md => override-class-declarations-by-styling-id-attributes.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{override-class-declarations-with-inline-styles.english.md => override-class-declarations-with-inline-styles.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{override-styles-in-subsequent-css.english.md => override-styles-in-subsequent-css.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{prioritize-one-style-over-another.english.md => prioritize-one-style-over-another.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{set-the-font-family-of-an-element.english.md => set-the-font-family-of-an-element.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{set-the-id-of-an-element.english.md => set-the-id-of-an-element.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{size-your-images.english.md => size-your-images.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{specify-how-fonts-should-degrade.english.md => specify-how-fonts-should-degrade.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{style-multiple-elements-with-a-css-class.english.md => style-multiple-elements-with-a-css-class.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{style-the-html-body-element.english.md => style-the-html-body-element.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{use-a-css-class-to-style-an-element.english.md => use-a-css-class-to-style-an-element.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{use-a-custom-css-variable.english.md => use-a-custom-css-variable.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{use-a-media-query-to-change-a-variable.english.md => use-a-media-query-to-change-a-variable.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{use-an-id-attribute-to-style-an-element.english.md => use-an-id-attribute-to-style-an-element.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{use-attribute-selectors-to-style-elements.english.md => use-attribute-selectors-to-style-elements.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{use-clockwise-notation-to-specify-the-margin-of-an-element.english.md => use-clockwise-notation-to-specify-the-margin-of-an-element.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{use-clockwise-notation-to-specify-the-padding-of-an-element.english.md => use-clockwise-notation-to-specify-the-padding-of-an-element.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{use-css-selectors-to-style-elements.english.md => use-css-selectors-to-style-elements.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{use-hex-code-for-specific-colors.english.md => use-hex-code-for-specific-colors.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{use-rgb-to-mix-colors.english.md => use-rgb-to-mix-colors.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-css/{use-rgb-values-to-color-elements.english.md => use-rgb-values-to-color-elements.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{add-images-to-your-website.english.md => add-images-to-your-website.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{check-radio-buttons-and-checkboxes-by-default.english.md => check-radio-buttons-and-checkboxes-by-default.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{comment-out-html.english.md => comment-out-html.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{create-a-bulleted-unordered-list.english.md => create-a-bulleted-unordered-list.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{create-a-form-element.english.md => create-a-form-element.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{create-a-set-of-checkboxes.english.md => create-a-set-of-checkboxes.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{create-a-set-of-radio-buttons.english.md => create-a-set-of-radio-buttons.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{define-the-head-and-body-of-an-html-document.english.md => define-the-head-and-body-of-an-html-document.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{delete-html-elements.english.md => delete-html-elements.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{fill-in-the-blank-with-placeholder-text.english.md => fill-in-the-blank-with-placeholder-text.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{headline-with-the-h2-element.english.md => headline-with-the-h2-element.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{link-to-external-pages-with-anchor-elements.english.md => link-to-external-pages-with-anchor-elements.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{link-to-internal-sections-of-a-page-with-anchor-elements.english.md => link-to-internal-sections-of-a-page-with-anchor-elements.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{make-dead-links-using-the-hash-symbol.english.md => make-dead-links-using-the-hash-symbol.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{nest-an-anchor-element-within-a-paragraph.english.md => nest-an-anchor-element-within-a-paragraph.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{nest-many-elements-within-a-single-div-element.english.md => nest-many-elements-within-a-single-div-element.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{say-hello-to-html-elements.english.md => say-hello-to-html-elements.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{turn-an-image-into-a-link.english.md => turn-an-image-into-a-link.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{uncomment-html.english.md => uncomment-html.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{use-html5-to-require-a-field.english.md => use-html5-to-require-a-field.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/basic-html-and-html5/{use-the-value-attribute-with-radio-buttons-and-checkboxes.english.md => use-the-value-attribute-with-radio-buttons-and-checkboxes.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/css-flexbox/{add-flex-superpowers-to-the-tweet-embed.english.md => add-flex-superpowers-to-the-tweet-embed.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/css-flexbox/{align-elements-using-the-align-items-property.english.md => align-elements-using-the-align-items-property.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/css-flexbox/{align-elements-using-the-justify-content-property.english.md => align-elements-using-the-justify-content-property.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/css-flexbox/{apply-the-flex-direction-property-to-create-a-column-in-the-tweet-embed.english.md => apply-the-flex-direction-property-to-create-a-column-in-the-tweet-embed.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/css-flexbox/{apply-the-flex-direction-property-to-create-rows-in-the-tweet-embed.english.md => apply-the-flex-direction-property-to-create-rows-in-the-tweet-embed.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/css-flexbox/{use-display-flex-to-position-two-boxes.english.md => use-display-flex-to-position-two-boxes.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/css-flexbox/{use-the-align-items-property-in-the-tweet-embed.english.md => use-the-align-items-property-in-the-tweet-embed.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/css-flexbox/{use-the-align-self-property.english.md => use-the-align-self-property.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/css-flexbox/{use-the-flex-grow-property-to-expand-items.english.md => use-the-flex-grow-property-to-expand-items.md} (100%)
 rename curriculum/challenges/english/01-responsive-web-design/css-flexbox/{use-the-flex-shorthand-property.english.md => use-the-flex-shorthand-property.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/css-grid/{use-grid-column-to-control-spacing.english.md => use-grid-column-to-control-spacing.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/responsive-web-design-principles/{make-typography-responsive.english.md => make-typography-responsive.md} (100%)
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 rename curriculum/challenges/english/01-responsive-web-design/responsive-web-design-projects/{build-a-product-landing-page.english.md => build-a-product-landing-page.md} (100%)
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 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript/{access-array-data-with-indexes.english.md => access-array-data-with-indexes.md} (100%)
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 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript/{constructing-strings-with-variables.english.md => constructing-strings-with-variables.md} (100%)
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 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript/{declare-string-variables.english.md => declare-string-variables.md} (100%)
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 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript/{escape-sequences-in-strings.english.md => escape-sequences-in-strings.md} (100%)
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 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-algorithm-scripting/{arguments-optional.english.md => arguments-optional.md} (100%)
 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-algorithm-scripting/{binary-agents.english.md => binary-agents.md} (100%)
 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-algorithm-scripting/{convert-html-entities.english.md => convert-html-entities.md} (100%)
 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-algorithm-scripting/{diff-two-arrays.english.md => diff-two-arrays.md} (100%)
 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-algorithm-scripting/{dna-pairing.english.md => dna-pairing.md} (100%)
 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-algorithm-scripting/{drop-it.english.md => drop-it.md} (100%)
 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-algorithm-scripting/{everything-be-true.english.md => everything-be-true.md} (100%)
 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-algorithm-scripting/{make-a-person.english.md => make-a-person.md} (100%)
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 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-algorithm-scripting/{missing-letters.english.md => missing-letters.md} (100%)
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 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-algorithm-scripting/{smallest-common-multiple.english.md => smallest-common-multiple.md} (100%)
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 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/javascript-algorithms-and-data-structures-projects/{cash-register.english.md => cash-register.md} (100%)
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 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/object-oriented-programming/{add-methods-after-inheritance.english.md => add-methods-after-inheritance.md} (100%)
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 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/object-oriented-programming/{understand-own-properties.english.md => understand-own-properties.md} (100%)
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 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/regular-expressions/{check-for-all-or-none.english.md => check-for-all-or-none.md} (100%)
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 rename curriculum/challenges/english/02-javascript-algorithms-and-data-structures/regular-expressions/{extract-matches.english.md => extract-matches.md} (100%)
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 rename curriculum/challenges/english/03-front-end-libraries/bootstrap/{add-elements-within-your-bootstrap-wells.english.md => add-elements-within-your-bootstrap-wells.md} (100%)
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 rename curriculum/challenges/english/03-front-end-libraries/front-end-libraries-projects/{build-a-markdown-previewer.english.md => build-a-markdown-previewer.md} (100%)
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 rename curriculum/challenges/english/03-front-end-libraries/jquery/{learn-how-script-tags-and-document-ready-work.english.md => learn-how-script-tags-and-document-ready-work.md} (100%)
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 rename curriculum/challenges/english/03-front-end-libraries/react-and-redux/{connect-redux-to-react.english.md => connect-redux-to-react.md} (100%)
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 rename curriculum/challenges/english/03-front-end-libraries/react/{access-props-using-this.props.english.md => access-props-using-this.props.md} (100%)
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 rename curriculum/challenges/english/03-front-end-libraries/react/{compose-react-components.english.md => compose-react-components.md} (100%)
 rename curriculum/challenges/english/03-front-end-libraries/react/{create-a-complex-jsx-element.english.md => create-a-complex-jsx-element.md} (100%)
 rename curriculum/challenges/english/03-front-end-libraries/react/{create-a-component-with-composition.english.md => create-a-component-with-composition.md} (100%)
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 rename curriculum/challenges/english/03-front-end-libraries/react/{create-a-stateful-component.english.md => create-a-stateful-component.md} (100%)
 rename curriculum/challenges/english/03-front-end-libraries/react/{create-a-stateless-functional-component.english.md => create-a-stateless-functional-component.md} (100%)
 rename curriculum/challenges/english/03-front-end-libraries/react/{define-an-html-class-in-jsx.english.md => define-an-html-class-in-jsx.md} (100%)
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 rename curriculum/challenges/english/03-front-end-libraries/react/{learn-about-self-closing-jsx-tags.english.md => learn-about-self-closing-jsx-tags.md} (100%)
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 rename curriculum/challenges/english/03-front-end-libraries/react/{pass-an-array-as-props.english.md => pass-an-array-as-props.md} (100%)
 rename curriculum/challenges/english/03-front-end-libraries/react/{pass-props-to-a-stateless-functional-component.english.md => pass-props-to-a-stateless-functional-component.md} (100%)
 rename curriculum/challenges/english/03-front-end-libraries/react/{pass-state-as-props-to-child-components.english.md => pass-state-as-props-to-child-components.md} (100%)
 rename curriculum/challenges/english/03-front-end-libraries/react/{render-a-class-component-to-the-dom.english.md => render-a-class-component-to-the-dom.md} (100%)
 rename curriculum/challenges/english/03-front-end-libraries/react/{render-conditionally-from-props.english.md => render-conditionally-from-props.md} (100%)
 rename curriculum/challenges/english/03-front-end-libraries/react/{render-html-elements-to-the-dom.english.md => render-html-elements-to-the-dom.md} (100%)
 rename curriculum/challenges/english/03-front-end-libraries/react/{render-react-on-the-server-with-rendertostring.english.md => render-react-on-the-server-with-rendertostring.md} (100%)
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 rename curriculum/challenges/english/03-front-end-libraries/react/{render-state-in-the-user-interface.english.md => render-state-in-the-user-interface.md} (100%)
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 rename curriculum/challenges/english/03-front-end-libraries/react/{use-react-to-render-nested-components.english.md => use-react-to-render-nested-components.md} (100%)
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 rename curriculum/challenges/english/03-front-end-libraries/redux/{combine-multiple-reducers.english.md => combine-multiple-reducers.md} (100%)
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 rename curriculum/challenges/english/03-front-end-libraries/redux/{define-a-redux-action.english.md => define-a-redux-action.md} (100%)
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 rename curriculum/challenges/english/03-front-end-libraries/sass/{store-data-with-sass-variables.english.md => store-data-with-sass-variables.md} (100%)
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 rename curriculum/challenges/english/04-data-visualization/data-visualization-projects/{visualize-data-with-a-bar-chart.english.md => visualize-data-with-a-bar-chart.md} (100%)
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 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{add-a-hover-effect-to-a-d3-element.english.md => add-a-hover-effect-to-a-d3-element.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{add-a-tooltip-to-a-d3-element.english.md => add-a-tooltip-to-a-d3-element.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{add-attributes-to-the-circle-elements.english.md => add-attributes-to-the-circle-elements.md} (100%)
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 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{change-the-presentation-of-a-bar-chart.english.md => change-the-presentation-of-a-bar-chart.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{create-a-bar-for-each-data-point-in-the-set.english.md => create-a-bar-for-each-data-point-in-the-set.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{create-a-linear-scale-with-d3.english.md => create-a-linear-scale-with-d3.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{create-a-scatterplot-with-svg-circles.english.md => create-a-scatterplot-with-svg-circles.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{display-shapes-with-svg.english.md => display-shapes-with-svg.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{dynamically-change-the-height-of-each-bar.english.md => dynamically-change-the-height-of-each-bar.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{dynamically-set-the-coordinates-for-each-bar.english.md => dynamically-set-the-coordinates-for-each-bar.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{invert-svg-elements.english.md => invert-svg-elements.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{learn-about-svg-in-d3.english.md => learn-about-svg-in-d3.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{select-a-group-of-elements-with-d3.english.md => select-a-group-of-elements-with-d3.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{set-a-domain-and-a-range-on-a-scale.english.md => set-a-domain-and-a-range-on-a-scale.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{style-d3-labels.english.md => style-d3-labels.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{update-the-height-of-an-element-dynamically.english.md => update-the-height-of-an-element-dynamically.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{use-a-pre-defined-scale-to-place-elements.english.md => use-a-pre-defined-scale-to-place-elements.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{use-dynamic-scales.english.md => use-dynamic-scales.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{use-the-d3.max-and-d3.min-functions-to-find-minimum-and-maximum-values-in-a-dataset.english.md => use-the-d3.max-and-d3.min-functions-to-find-minimum-and-maximum-values-in-a-dataset.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{work-with-data-in-d3.english.md => work-with-data-in-d3.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/{work-with-dynamic-data-in-d3.english.md => work-with-dynamic-data-in-d3.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/json-apis-and-ajax/{access-the-json-data-from-an-api.english.md => access-the-json-data-from-an-api.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/json-apis-and-ajax/{change-text-with-click-events.english.md => change-text-with-click-events.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/json-apis-and-ajax/{convert-json-data-to-html.english.md => convert-json-data-to-html.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/json-apis-and-ajax/{get-geolocation-data-to-find-a-users-gps-coordinates.english.md => get-geolocation-data-to-find-a-users-gps-coordinates.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/json-apis-and-ajax/{get-json-with-the-javascript-fetch-method.english.md => get-json-with-the-javascript-fetch-method.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/json-apis-and-ajax/{get-json-with-the-javascript-xmlhttprequest-method.english.md => get-json-with-the-javascript-xmlhttprequest-method.md} (100%)
 rename curriculum/challenges/english/04-data-visualization/json-apis-and-ajax/{handle-click-events-with-javascript-using-the-onclick-property.english.md => handle-click-events-with-javascript-using-the-onclick-property.md} (100%)
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 rename curriculum/challenges/english/07-scientific-computing-with-python/python-for-everybody/{relational-database-design.english.md => relational-database-design.md} (100%)
 rename curriculum/challenges/english/07-scientific-computing-with-python/python-for-everybody/{relational-databases-and-sqlite.english.md => relational-databases-and-sqlite.md} (100%)
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 rename curriculum/challenges/english/07-scientific-computing-with-python/python-for-everybody/{strings-and-lists.english.md => strings-and-lists.md} (100%)
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 rename curriculum/challenges/english/09-information-security/information-security-projects/{anonymous-message-board.english.md => anonymous-message-board.md} (100%)
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 rename curriculum/challenges/english/09-information-security/information-security-with-helmetjs/{understand-bcrypt-hashes.english.md => understand-bcrypt-hashes.md} (100%)
 rename curriculum/challenges/english/09-information-security/python-for-penetration-testing/{creating-a-tcp-client.english.md => creating-a-tcp-client.md} (100%)
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 rename curriculum/challenges/english/10-coding-interview-prep/data-structures/{create-a-priority-queue-class.english.md => create-a-priority-queue-class.md} (100%)
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 rename curriculum/challenges/english/10-coding-interview-prep/project-euler/{problem-151-paper-sheets-of-standard-sizes-an-expected-value-problem.english.md => problem-151-paper-sheets-of-standard-sizes-an-expected-value-problem.md} (100%)
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 rename curriculum/challenges/english/10-coding-interview-prep/project-euler/{problem-164-numbers-for-which-no-three-consecutive-digits-have-a-sum-greater-than-a-given-value.english.md => problem-164-numbers-for-which-no-three-consecutive-digits-have-a-sum-greater-than-a-given-value.md} (100%)
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 rename curriculum/challenges/english/10-coding-interview-prep/project-euler/{problem-173-using-up-to-one-million-tiles-how-many-different-hollow-square-laminae-can-be-formed.english.md => problem-173-using-up-to-one-million-tiles-how-many-different-hollow-square-laminae-can-be-formed.md} (100%)
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 rename curriculum/challenges/english/10-coding-interview-prep/project-euler/{problem-175-fractions-involving-the-number-of-different-ways-a-number-can-be-expressed-as-a-sum-of-powers-of-2.english.md => problem-175-fractions-involving-the-number-of-different-ways-a-number-can-be-expressed-as-a-sum-of-powers-of-2.md} (100%)
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 rename curriculum/challenges/english/10-coding-interview-prep/project-euler/{problem-181-investigating-in-how-many-ways-objects-of-two-different-colours-can-be-grouped.english.md => problem-181-investigating-in-how-many-ways-objects-of-two-different-colours-can-be-grouped.md} (100%)
 rename curriculum/challenges/english/10-coding-interview-prep/project-euler/{problem-182-rsa-encryption.english.md => problem-182-rsa-encryption.md} (100%)
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 rename curriculum/challenges/english/10-coding-interview-prep/project-euler/{problem-193-squarefree-numbers.english.md => problem-193-squarefree-numbers.md} (100%)
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 rename curriculum/challenges/english/10-coding-interview-prep/project-euler/{problem-196-prime-triplets.english.md => problem-196-prime-triplets.md} (100%)
 rename curriculum/challenges/english/10-coding-interview-prep/project-euler/{problem-197-investigating-the-behaviour-of-a-recursively-defined-sequence.english.md => problem-197-investigating-the-behaviour-of-a-recursively-defined-sequence.md} (100%)
 rename curriculum/challenges/english/10-coding-interview-prep/project-euler/{problem-198-ambiguous-numbers.english.md => problem-198-ambiguous-numbers.md} (100%)
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 rename curriculum/challenges/english/10-coding-interview-prep/project-euler/{problem-2-even-fibonacci-numbers.english.md => problem-2-even-fibonacci-numbers.md} (100%)
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 rename curriculum/challenges/english/10-coding-interview-prep/project-euler/{problem-201-subsets-with-a-unique-sum.english.md => problem-201-subsets-with-a-unique-sum.md} (100%)
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 rename curriculum/challenges/english/10-coding-interview-prep/project-euler/{problem-279-triangles-with-integral-sides-and-an-integral-angle.english.md => problem-279-triangles-with-integral-sides-and-an-integral-angle.md} (100%)
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diff --git a/curriculum/challenges/english/01-responsive-web-design/applied-accessibility/add-a-text-alternative-to-images-for-visually-impaired-accessibility.english.md b/curriculum/challenges/english/01-responsive-web-design/applied-accessibility/add-a-text-alternative-to-images-for-visually-impaired-accessibility.md
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diff --git a/curriculum/challenges/english/01-responsive-web-design/applied-accessibility/give-links-meaning-by-using-descriptive-link-text.english.md b/curriculum/challenges/english/01-responsive-web-design/applied-accessibility/give-links-meaning-by-using-descriptive-link-text.md
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diff --git a/curriculum/challenges/english/01-responsive-web-design/applied-accessibility/know-when-alt-text-should-be-left-blank.english.md b/curriculum/challenges/english/01-responsive-web-design/applied-accessibility/know-when-alt-text-should-be-left-blank.md
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diff --git a/curriculum/challenges/english/01-responsive-web-design/applied-accessibility/make-elements-only-visible-to-a-screen-reader-by-using-custom-css.english.md b/curriculum/challenges/english/01-responsive-web-design/applied-accessibility/make-elements-only-visible-to-a-screen-reader-by-using-custom-css.md
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diff --git a/curriculum/challenges/english/01-responsive-web-design/applied-accessibility/make-links-navigable-with-html-access-keys.english.md b/curriculum/challenges/english/01-responsive-web-design/applied-accessibility/make-links-navigable-with-html-access-keys.md
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diff --git a/curriculum/challenges/english/01-responsive-web-design/applied-accessibility/use-headings-to-show-hierarchical-relationships-of-content.english.md b/curriculum/challenges/english/01-responsive-web-design/applied-accessibility/use-headings-to-show-hierarchical-relationships-of-content.md
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diff --git a/curriculum/challenges/english/01-responsive-web-design/applied-accessibility/wrap-radio-buttons-in-a-fieldset-element-for-better-accessibility.english.md b/curriculum/challenges/english/01-responsive-web-design/applied-accessibility/wrap-radio-buttons-in-a-fieldset-element-for-better-accessibility.md
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diff --git a/curriculum/challenges/english/01-responsive-web-design/applied-visual-design/add-a-box-shadow-to-a-card-like-element.english.md b/curriculum/challenges/english/01-responsive-web-design/applied-visual-design/add-a-box-shadow-to-a-card-like-element.md
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diff --git a/curriculum/challenges/english/01-responsive-web-design/applied-visual-design/adjust-the-hover-state-of-an-anchor-tag.english.md b/curriculum/challenges/english/01-responsive-web-design/applied-visual-design/adjust-the-hover-state-of-an-anchor-tag.md
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diff --git a/curriculum/challenges/english/05-apis-and-microservices/managing-packages-with-npm/expand-your-project-with-external-packages-from-npm.english.md b/curriculum/challenges/english/05-apis-and-microservices/managing-packages-with-npm/expand-your-project-with-external-packages-from-npm.md
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diff --git a/curriculum/challenges/english/05-apis-and-microservices/managing-packages-with-npm/how-to-use-package.json-the-core-of-any-node.js-project-or-npm-package.english.md b/curriculum/challenges/english/05-apis-and-microservices/managing-packages-with-npm/how-to-use-package.json-the-core-of-any-node.js-project-or-npm-package.md
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diff --git a/curriculum/challenges/english/05-apis-and-microservices/managing-packages-with-npm/manage-npm-dependencies-by-understanding-semantic-versioning.english.md b/curriculum/challenges/english/05-apis-and-microservices/managing-packages-with-npm/manage-npm-dependencies-by-understanding-semantic-versioning.md
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diff --git a/curriculum/challenges/english/05-apis-and-microservices/mongodb-and-mongoose/chain-search-query-helpers-to-narrow-search-results.english.md b/curriculum/challenges/english/05-apis-and-microservices/mongodb-and-mongoose/chain-search-query-helpers-to-narrow-search-results.md
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