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Flansburg, Scott.

Math magic : the human calculator shows how to master everyday math problems in seconds / Scott Flansburg, with Victoria Hay. - 1st ed. - New York, NY : HarperPerennial, 1994 - 350 p. : il. ; 21 cm.

ISBN: 0060976195 $10.00 ($13.50 CAN) 9780060976194

Subjects--Topical Terms:
Matemáticas--Estudio y enseñanza (Elemental)

LC Class. No.: QA135.5 / F53 1994