A funny, entertaining introduction to Ben Franklin and his many inventions, including the story of how he created the “magic square.” A magic square is a box of nine numbers arranged so that any line of three numbers adds up to the same number, including on the diagonal!
Young Pythagoras can’t seem to stay out of trouble. Every time he tries to help, people get angry. What’s a curious kid to do? On a trip to Egypt, Pythagoras’ curiosity helps him discover the secret of the right triangle. A clever introduction to the Pythagorean Theorem.
The story imagines how Pythagoras, as a young boy, might have discovered the theorem through a series of everyday situations, and how he applied his knowledge of the theorem to try to solve real world problems.
Recognized as the father of analytic geometry, René 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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