Arithmetic Counts!: How America's Children Are Being Dumbed Down in Math and Wha
43,32 €
Is a great book for teaching kids math.Dr. It's no lonver just their teacher's math. And every child can learn how to count out the number facts, like 5 + 7 = 12, 17 - 8 = 9, 6 X 7 = 42, and 56 ÷ 7 = 8, and, if they forget one, never have to guess and risk ridicule and bad grades if they guess wrong.
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