Recognized as the father of analytic geometry, Ren� Descartes was a French mathematician and philosopher. Kids will love this funny and very accessible tale - based on one of math's greatest myths - about the man who popularized the Cartesion system of coordinates.

From the Back Cover:

a positive and fun way into its step-by-step approach to reading
Now the premier learning-to-read series incorporates math concepts in a positive and fun way into its step-by-step approach to reading

Now the premier learning-to-read series incorporates math concepts in a

positive and fun way into its step-by-step approach to reading. Step into

Reading + Math = great stories, fabulous illustrations, and the first steps

toward reading - and math - success!

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