Pythagorean Droodle:

An Analog Device for a demonstration of the ... Theorem

Here's an interesting analog gadget that physically demonstrates (but does not prove) a famous theorem. What is it? (It could be a great project for a math fair.)

This applet requires Sun's Java VM 2 which your browser may perceive as a popup. Which it is not. If you want to see the applet work, visit Sun's website at, download and install Java VM and enjoy the applet.

What if applet does not run?


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