A story about how the very messy French philosopher, Ren e Descartes, invented an ingenious way to keep track of his possessions.
A story about how the very messy French philosopher, Ren e Descartes, invented an ingenious way to keep track of his possessions.
Recognized as the father of analytic geometry, Rene 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.
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