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Blum, Raymond.

Math tricks, puzzles & games / Raymond Blum ; illustrated by Jeff Sinclair. - New York : Sterling Pub. Co., c1994. - 127 p. : ill. ; 22 cm.

Includes index. Includes pocket calculator.

0806905824

93046750


Mathematical recreations.

QA95 / .B517 1994

793.7/4