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Tournament of Not-So-Famous Inventors

Which inventor and invention will win the tournament?

Drawing Knots, Level 1

How to draw a simple version of this twisty Henri Matisse knot!

Math Curiosity: The Coloring Problem

No video gets me more email from students! How few colors can you use to color in any map so that no two, neighboring regions are the same color?

Fractals: Koch Snowflake

You could keep zooming in on this snowflake forever!