3+3=, 6, 2+8=, 10, 7+8=, 15, 2+2=, 4, 3+8=, 11, 2+0=, 2, 6+6=, 12

Addition

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Addition number
Addition number
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刺破气球
Addition +2
Addition +2
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配对游戏
Addition plus 4
Addition plus 4
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打地鼠
addition facts
addition facts
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打地鼠
Addition - Making 10
Addition - Making 10
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打地鼠
Addition with 3 numbers
Addition with 3 numbers
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随机轮盘
Addition + 1
Addition + 1
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随机卡
Addition facts
Addition facts
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闪存卡

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