Released on 12 April 2012.

#75 in series
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Basher Science: Algebra and Geometry

and Dan Green

Illustrated by

4.22 based on 80 ratings & 14 reviews on Goodreads.com

Synopsis

Meet Polygon and Plane, Reflection and Rotation, Odd Number and his buddy Even Number and the three amigos Sine, Cosine and Tangent. Discover the secrets of their world and how they like to throw their numbers about. Algebra & Geometry is a compelling guide to the community of characters who make mathematics interesting.