http://www.screenr.com/ -Screenr is a free screencast tool. Screencasts can be used to demonstrate how to use software, give audio to a presentation, or give a walk through of a website.
This video is a great tutorial for using Screenr.
http://www.screencast-o-matic.com/ – Screencast-O-Matic is a free screencast tool. Use this web 2.0 tool to give audio to a presentation, demonstrate how to use software, or give a walk through of a website.
This a a tutorial on how to use Screencast-O-Matic.
This is a screencast done by a student on finding percents. Screencasts can be a great alternative to the normal presentations.
http://mathtrain.tv/seemore.php?load=recent – Use this link to find more screencasts about math, done by students and teachers.
Lauren Nixon 