Counting By 2s Easy — Set 71

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            "question": "Count the stars: How many are there? (2 stars)",
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            "answer": 40,
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            "subType": "what-comes-next",
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            "subType": "count-by",
            "question": "Count by 3s: 3, 6, 9, 12, __",
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            "correctAnswer": "15",
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            "subType": "skip-counting",
            "question": "What is the next number in the sequence? 2, 4, __, 8, 10",
            "answer": 6,
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            "subType": "skip-counting",
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            "answer": 9,
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