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Here are links to useful/interesting programs and apps for you to download, use and explore.

Download GeoGebra, free math software for interactive graphs, algebra, and spreadsheets.

TI Calculator Downloads
Get the latest operation system and apps downloads for the TI 83/84 calculator or TI Nspire handheld.

Math Bits
How to do almost anything with your TI Graphing Calculator.

TI-83/84 emulator
A free TI-83/84 emulator for your computer. Download/setup instructions here

A free online graphing calculator.

A very useful free online graphing calculator.