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Activity
Harvey Mudd College

Mudd Math Fun Facts: Magic Squares, Indeed!

For Students 6th - 8th Standards
This tutorial provides a definition and examples of a "magic square" and then shows a proof and generalizations.
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Activity
Harvey Mudd College

Mudd Math Fun Facts: Difference of Squares

For Students 9th - 10th Standards
Using algebra, learn how to do fast math in your head!