[
  {
    "grade": "020401",
    "vocab": [
      "bus",
      "bike",
      "boat",
      "car",
      "truck",
      "motorbike"
    ],
    "phonics": null,
    "grammar": [
      "What's this? - It's a ..."
    ]
  },
  {
    "grade": "020402",
    "vocab": [
      "bus",
      "bike",
      "boat",
      "car",
      "truck",
      "motorbike"
    ],
    "phonics": null,
    "grammar": [
      "I go to school by ...",
      "I walk to school.",
      "I go by ..."
    ]
  },
  {
    "grade": "020403",
    "vocab": [
      "woman",
      "wall",
      "box",
      "fox"
    ],
    "phonics": [
      "Ww /w/",
      "Xx /ks/"
    ],
    "grammar": [
      "She's a woman.",
      "It's a wall.",
      "It's a box.",
      "It's a fox."
    ]
  },
  {
    "grade": "020404",
    "vocab": [
      "seventeen",
      "eighteen"
    ],
    "phonics": null,
    "grammar": [
      "How many ...? - Seventeen / Eighteen.",
      "Seventeen bikes.",
      "Eighteen boats.",
      "He has seventeen buses."
    ]
  },
  {
    "grade": "020405",
    "vocab": [
      "yogurt",
      "yo-yo",
      "zebra",
      "zoo"
    ],
    "phonics": [
      "Yy /j/",
      "Zz /z/"
    ],
    "grammar": [
      "It's a yo-yo.",
      "It's a zebra.",
      "I like yogurt.",
      "I like yo-yo.",
      "Zebras at the zoo."
    ]
  },
  {
    "grade": "020406",
    "vocab": [
      "bus",
      "bike",
      "car",
      "motorbike",
      "truck",
      "boat"
    ],
    "phonics": null,
    "grammar": [
      "I go by bus.",
      "I go to grandma and grandpa's house by bus.",
      "Be careful on the road!"
    ]
  },
  {
    "grade": "020407",
    "vocab": [
      "to he",
      "kite",
      "board game",
      "doll"
    ],
    "phonics": null,
    "grammar": [
      "What is it? - It's a ...",
      "I like ...",
      "I have ..."
    ]
  },
  {
    "grade": "020408",
    "vocab": [
      "bus",
      "bike",
      "car",
      "motorbike",
      "boat",
      "truck",
      "woman",
      "wall",
      "box",
      "fox",
      "yogurt",
      "yo-yo",
      "zebra",
      "zoo",
      "seventeen",
      "eighteen"
    ],
    "phonics": [
      "Ww /w/",
      "Xx /ks/",
      "Yy /j/",
      "Zz /z/"
    ],
    "grammar": [
      "I go to school by ...",
      "What's this? - It's a ...",
      "How many ...?",
      "It's a ...",
      "I like ..."
    ]
  }
]