Links
Here are the sources/links I used for my website: http://www.coe.uh.edu/archive/science/science_lessons/scienceles1/finalhome.htm http://sln.fi.edu/qa97/spotlight3/spotlight3.html http://www.edheads.org/activities/simple-machines/sm-glossary.htm http://www.mos.org/sln/Leonardo/InventorsToolbox.html http://en.wikipedia.org/wiki/Simple_machine
