"activity books" meaning in English

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  "lang_code": "en",
  "pos": "noun",
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          "word": "activity book"
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        "plural of activity book"
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      "id": "en-activity_books-en-noun-li~7bUGw",
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  "word": "activity books"
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      "glosses": [
        "plural of activity book"
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  "word": "activity books"
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