Doporučení iOS aplikace 3rd Grade Math - Math Galaxy 3.2

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3rd Grade Math - Math Galaxy 3.2

"The French mathematician Jacques S. Hadamard found, in a study of 100 leading mathematicians [including Einstein], that the majority of them were primarily visual in their approach." Scientific American, Sept., 1984, p. 56. The secret to learning math is consistency. Ten minutes or ten problems…

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