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Join Mrs. Gray for a Mystery Math Mistake with D.C. He needs your help with his number bonds. We will be counting pictures with ten and some more to answer the question "how many?" Episode ...

When you purchase an independently reviewed book through our site, we earn an affiliate commission. By Eugenia Cheng COUNTING How We Use Numbers to Decide What Matters By Deborah Stone The title of ...

In Boston public schools, 3, 4 and 5-year-olds are getting their first introduction to math. Before they walk through the kindergarten door, the “Building Blocks” curriculum is designed to encourage ...