{
  "name": "Polar Coordinates",
  "order": 1,
  "challenges": [
    {
      "id": "59a5801209a6acac5983b573",
      "title": "Areas and lengths in polar coordinates",
      "description": [
        ""
      ],
      "challengeSeed": [
        ""
      ],
      "tests": [
        ""
      ]
    },
    {
      "id": "59a5801209a6acac5983a729",
      "title": "Conic sections in polar coordinates",
      "description": [
        ""
      ],
      "challengeSeed": [
        ""
      ],
      "tests": [
        ""
      ]
    }
  ]
}