B Set 81 Unknown

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        "operation": "counting",
        "subject": "arithmetic",
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                "id": 1,
                "type": "counting",
                "subType": "count-by",
                "question": "Count by 3s: 9, 12, 15, 18, __",
                "answer": 21,
                "correctAnswer": "21",
                "difficulty": "normal"
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            {
                "id": 2,
                "type": "counting",
                "subType": "count-objects",
                "question": "Count the apples: How many are there? (52 apples)",
                "answer": 52,
                "correctAnswer": "52",
                "difficulty": "normal"
            },
            {
                "id": 3,
                "type": "counting",
                "subType": "count-objects",
                "question": "Count the stars: How many are there? (72 stars)",
                "answer": 72,
                "correctAnswer": "72",
                "difficulty": "normal"
            },
            {
                "id": 4,
                "type": "counting",
                "subType": "what-comes-next",
                "question": "What comes after 55?",
                "answer": 56,
                "correctAnswer": "56",
                "difficulty": "normal"
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            {
                "id": 5,
                "type": "counting",
                "subType": "count-objects",
                "question": "Count the hearts: How many are there? (22 hearts)",
                "answer": 22,
                "correctAnswer": "22",
                "difficulty": "normal"
            },
            {
                "id": 6,
                "type": "counting",
                "subType": "count-objects",
                "question": "Count the hearts: How many are there? (77 hearts)",
                "answer": 77,
                "correctAnswer": "77",
                "difficulty": "normal"
            },
            {
                "id": 7,
                "type": "counting",
                "subType": "count-objects",
                "question": "Count the apples: How many are there? (61 apples)",
                "answer": 61,
                "correctAnswer": "61",
                "difficulty": "normal"
            },
            {
                "id": 8,
                "type": "counting",
                "subType": "count-objects",
                "question": "Count the circles: How many are there? (96 circles)",
                "answer": 96,
                "correctAnswer": "96",
                "difficulty": "normal"
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                "id": 9,
                "type": "counting",
                "subType": "count-objects",
                "question": "Count the circles: How many are there? (1 circles)",
                "answer": 1,
                "correctAnswer": "1",
                "difficulty": "normal"
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                "id": 10,
                "type": "counting",
                "subType": "count-by",
                "question": "Count by 5s: 15, 20, 25, 30, __",
                "answer": 35,
                "correctAnswer": "35",
                "difficulty": "normal"
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                "id": 11,
                "type": "counting",
                "subType": "what-comes-next",
                "question": "What comes after 82?",
                "answer": 83,
                "correctAnswer": "83",
                "difficulty": "normal"
            },
            {
                "id": 12,
                "type": "counting",
                "subType": "count-by",
                "question": "Count by 10s: 30, 40, 50, 60, __",
                "answer": 70,
                "correctAnswer": "70",
                "difficulty": "normal"
            },
            {
                "id": 13,
                "type": "counting",
                "subType": "count-by",
                "question": "Count by 10s: 0, 10, 20, 30, __",
                "answer": 40,
                "correctAnswer": "40",
                "difficulty": "normal"
            },
            {
                "id": 14,
                "type": "counting",
                "subType": "count-objects",
                "question": "Count the dots: How many are there? (82 dots)",
                "answer": 82,
                "correctAnswer": "82",
                "difficulty": "normal"
            },
            {
                "id": 15,
                "type": "counting",
                "subType": "what-comes-next",
                "question": "What comes after 10?",
                "answer": 11,
                "correctAnswer": "11",
                "difficulty": "normal"
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                "id": 16,
                "type": "counting",
                "subType": "what-comes-next",
                "question": "What comes after 35?",
                "answer": 36,
                "correctAnswer": "36",
                "difficulty": "normal"
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                "id": 17,
                "type": "counting",
                "subType": "count-objects",
                "question": "Count the triangles: How many are there? (60 triangles)",
                "answer": 60,
                "correctAnswer": "60",
                "difficulty": "normal"
            },
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                "id": 18,
                "type": "counting",
                "subType": "skip-counting",
                "question": "What is the next number in the sequence? 30, 40, 50, __, 70",
                "answer": 60,
                "correctAnswer": "60",
                "difficulty": "normal"
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                "id": 19,
                "type": "counting",
                "subType": "skip-counting",
                "question": "What is the next number in the sequence? 15, __, 25, 30, 35",
                "answer": 20,
                "correctAnswer": "20",
                "difficulty": "normal"
            },
            {
                "id": 20,
                "type": "counting",
                "subType": "count-by",
                "question": "Count by 5s: 35, 40, 45, 50, __",
                "answer": 55,
                "correctAnswer": "55",
                "difficulty": "normal"
            }
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