Focus on Speed, Proportion and Ratio's front cover

Focus on Speed, Proportion and Ratio

by Kumon Publishing

Paperback

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About the Book

Kumon research has found that children master concepts with ease by tackling one skill at a time. Our Focus Workbooks concentrate on one challenging math topic per book to provide the rigorous practice your child needs for academic success.

All Editions

9781935800415
Paperback, 7th Edition
ISBN13: 9781935800415
KUMON PUBLISHING, 2012

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