Lee, Martin.

5-minute math problem of the day / Five minute math problem of the day. 5-minute math problem of the day : 250 fun, multi-step problems that sharpen math reasoning, number sense, and computation skills. by Martin Lee and Marcia Miller. - New York : Scholastic Professional Books, c2000. - 63 p. : ill. ; 28 cm.

"250 fun, multi-step problems that sharpen math reasoning, number sense, and computation skills."--Cover.

ISBN: 0439175399 (pbk.) : $10.95 9780439175395 (pbk.)

Subjects--Topical Terms:
Mathematics.