Simple Machines Webquest

http://teacher.scholastic.com/dirtrep/Simple/invest.htm

 http://www.enchantedlearning.com/physics/machines/Levers.shtml

http://www.the-office.com/summerlift/pulleybasics.htm

http://www.cosi.org/downloads/activities/simplemachines/sm1.html

http://www.cosi.org/downloads/activities/simplemachines/sm2.html

http://www.quia.com/pop/36483.html?AP_rand=472441267