{
  "version": "1.2.0",
  "chapters": [
    {
      "title": "Why direct instruction isn’t always effective\r",
      "startTime": 150,
      "endTime": 315
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    {
      "title": "The Car Problem: A professional development strategy\r",
      "startTime": 315,
      "endTime": 540
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    {
      "title": "Counting as the foundation for all math learning\r",
      "startTime": 540,
      "endTime": 870
    },
    {
      "title": "Rote counting: Why exposure comes before understanding\r",
      "startTime": 870,
      "endTime": 1080
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    {
      "title": "Using manipulatives to build number sense\r",
      "startTime": 1080,
      "endTime": 1350
    },
    {
      "title": "The five stages of counting in math instruction\r",
      "startTime": 1350,
      "endTime": 1620
    },
    {
      "title": "Applying counting skills to algebra and higher-level math\r",
      "startTime": 1620,
      "endTime": 1800
    },
    {
      "title": "Closing thoughts: The future of math instruction",
      "startTime": 1800,
      "endTime": 0
    }
  ]
}