# GeoGebra

GeoGebra is a wonderful free, open source program that is very useful for doing geometry and graphical algebra, sort of like the graphing part of a graphing calculator on steroids.

- GeoGebra home page
- I'm starting to upload applets to my geogebratube page.
- Having trouble running Geogebra? Maybe you need to download and install Java.
- Pythagorean Theorem visualization
- Quadratic visualizations
- Hyperbola
- Trig visualization
- Point/slope form:
- Derivative:
- Product rule

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