Here are a variety of powerpoints from the internet related to simple machines. Remember that single switches can be attached to the computer through a switch interface or your IntelliKeys so that switch users can turn the pages of powerpoints.
Download Millions-machines how
A variety of powerpoints on simple machines can be found on Pete's Powerpoint Station - http://science.pppst.com/simplemachines.html Site also includes clip art and other on-line resources on the subject.
