SCIENCE
McKellar, Danica

Do Not Open This Math Book

(3) K-3 Illustrated by Maranda Maberry. McKellar keeps the tone light without sacrificing any content as she teaches--and demystifies--"new math" strategies for adding and subtracting with one-, two-, and three-digit numbers. She explains the concepts clearly and puts her own spin on everything from ten frames, number bonds, and part-part-whole boxes to regrouping, ungrouping, and mental math tips. Amusing cartoon illustrations feature McKellar bantering with mathphobic Mr. Mouse. Glos., ind.

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