Instructional Videos for the Graphing Calculator
Very, very Basic Video Tutorial: https://www.youtube.com/watch?v=kN9NgVAzmaI
Comprehensive Video Tutorial: https://www.youtube.com/watch?v=KRGKjiT9e1k
Tutorial (not a video) of the TI-83: http://mtl.math.uiuc.edu/non-credit/basic83plus/ti83plus-tutorial/ti83-tutorial.toc.html
Video of how to use the TI-83 or TI-84: https://www.youtube.com/watch?v=NcVpnDuDGew
Click Here for TI-83 or TI-84 Graphing Calculator Tutorials by Prentice Hall.