[
  {
    "grade": "020201",
    "vocab": [
      "happy",
      "sad",
      "hungry",
      "thirsty",
      "hot",
      "cold"
    ],
    "phonics": null,
    "grammar": []
  },
  {
    "grade": "020202",
    "vocab": [
      "happy",
      "sad",
      "hungry",
      "thirsty",
      "hot",
      "cold"
    ],
    "phonics": null,
    "grammar": [
      "He's happy.",
      "She's hungry."
    ]
  },
  {
    "grade": "020203",
    "vocab": [
      "queen",
      "quiet",
      "river",
      "rainbow"
    ],
    "phonics": [
      "Qq",
      "Rr",
      "/kw/",
      "/r/"
    ],
    "grammar": []
  },
  {
    "grade": "020204",
    "vocab": [
      "thirteen",
      "fourteen"
    ],
    "phonics": null,
    "grammar": []
  },
  {
    "grade": "020205",
    "vocab": [
      "sock",
      "sofa"
    ],
    "phonics": [
      "Ss",
      "/s/"
    ],
    "grammar": []
  },
  {
    "grade": "020206",
    "vocab": [
      "happy",
      "sad",
      "hungry",
      "thirsty",
      "hot",
      "cold"
    ],
    "phonics": null,
    "grammar": []
  },
  {
    "grade": "020207",
    "vocab": [
      "card",
      "bánh chưng",
      "lucky money",
      "flowers"
    ],
    "phonics": null,
    "grammar": []
  },
  {
    "grade": "020208",
    "vocab": [
      "happy",
      "sad",
      "hungry",
      "thirsty",
      "hot",
      "cold",
      "queen",
      "quiet",
      "river",
      "rainbow",
      "sock",
      "sofa"
    ],
    "phonics": [
      "Qq",
      "Rr",
      "Ss",
      "/kw/",
      "/r/",
      "/s/"
    ],
    "grammar": [
      "He's happy.",
      "She's cold."
    ]
  }
]