{
  "icon" : "figure.walk",
  "id" : "66C62049-5BAB-5522-B225-F7F1C9639C4B",
  "lines" : [
    {
      "id" : "DAB036E2-7AF8-5417-ABA2-612B0E5A9B16",
      "source" : "# Shoes by twos"
    },
    {
      "id" : "104770C3-B109-5384-8FCF-D2240922D154",
      "source" : "\/\/ Each pair of shoes adds 2 more shoes."
    },
    {
      "id" : "3639F55C-7D61-5431-8F43-548083A11144",
      "source" : "one pair = 2"
    },
    {
      "id" : "888ABDF6-B21F-55A2-A9E2-B465942F45C4",
      "source" : "two pairs = one pair + 2"
    },
    {
      "id" : "4E660BED-E349-5C83-BDC0-A9C9BEC3DF12",
      "source" : "three pairs = two pairs + 2"
    },
    {
      "id" : "E4ACC70E-A7E7-5BB9-A35A-0149F0C2A8E0",
      "source" : "four pairs = three pairs + 2"
    },
    {
      "id" : "F5B3E7CD-13A6-5E5E-9F1B-803274E0F7A2",
      "source" : "five pairs = four pairs + 2"
    },
    {
      "id" : "C9914A60-3027-5EF0-B8AF-6825AFE18BBC",
      "source" : ""
    },
    {
      "id" : "1EF8E570-0B04-50F5-8C5E-A4E60A36C355",
      "source" : "# Mittens"
    },
    {
      "id" : "B4FB2936-3477-5905-827E-8F7DEE0CD634",
      "source" : "\/\/ Every kid wears two mittens. Drag the number of kids."
    },
    {
      "id" : "8DC61BCB-FDF1-5713-B37F-65E73CCB8E28",
      "source" : "kids = 6 in 1 … 10"
    },
    {
      "id" : "CDE09512-9B6E-5201-8DF6-421EB2F1DCBB",
      "source" : "mittens = kids + kids"
    },
    {
      "id" : "0B55700F-13B6-55DA-B358-B346577383EF",
      "source" : "with one more kid = mittens + 2"
    },
    {
      "id" : "693B2CE7-0497-5700-B06F-FBD5A3A98BF1",
      "source" : "with one fewer kid = mittens - 2"
    }
  ],
  "numberStyle" : {
    "decimal" : ".",
    "grouping" : ",",
    "secondaryGroupSize" : 3
  },
  "title" : "Skip counting by twos"
}