01087cam a2200289 4500 361408418 TxAuBib 20040521120000.0 020308s2002||||||||||||||||||||||||eng|u 2002021070 9781402708091 1402708092 9780806978932 0806978937 DLC DLC DLC TxAuBib Harcourt, Lalie, 1951- Math detectives : finding fun in numbers / Lalie Harcourt & Ricki Wortzman ; illustrated by Catherine Leary. New York : Sterling Pub., 2002. 48 p. : col. ill. ; 27 cm. Includes index. A collection of math games and experiments, arranged in such categories as "On the Lookout for Shapes," "Make a Tally," and "Calculator Games.". 20040521. Mathematics Study and teaching (Elementary) Juvenile literature. Mathematical recreations. Wortzman, Ricki. Leary, Catherine, ill.