worsleyschool
wheel and axle
edheads
http://www.edheads.org/activities/simple-machines/
pbskids
http://pbskids.org/zoom/games/goldburgertogo/rubegame.html
mikids
http://www.mikids.com/Smachines.htm
msichicago
http://www.msichicago.org/fileadmin/Activities/Games/simple_machines/
technomuses
http://www.sciencetech.technomuses.ca/english/schoolzone/Info_Simple_Machines.cfm
harcourtschool
http://www.harcourtschool.com/activity/machines/simple_machines.htm
uh
http://atlantis.coe.uh.edu/archive/science/science_lessons/scienceles1/finalhome.htm
fi
http://www.fi.edu/qa97/spotlight3/spotlight3.html
galaxy
http://www.galaxy.net/~k12/machines/
thinkingfountain
http://www.thinkingfountain.org/m/motionmachine/motionmachine.html
quietube
http://quietube.com/v.php/http://www.youtube.com/watch?v=q0zEtwtXb6w&feature=related
teachersdomain
http://www.teachersdomain.org/asset/phy03_vid_zmilk/
quietube
http://quietube.com/v.php/http://www.youtube.com/watch?v=72ZNEactb-k
quietube
http://quietube.com/v.php/http://www.youtube.com/watch?v=9T7tGosXM58
quietube
http://quietube.com/v.php/http://www.youtube.com/watch?v=grWIC9VsFY4&feature=related
quietube
http://quietube.com/v.php/http://www.youtube.com/watch?v=xF_Zl7BXkEA&feature=related
quietube
http://quietube.com/v.php/http://www.youtube.com/watch?v=v1hjiOp6FEU
edheads
co
mikids
co
pppst
youtube
funny
urli
co
fen
inventionatplay
Invention at play
neok12
scholastic
Science reporters
mos
co
BBC Friction
co
BBC Forces in Action
co
BBC Forces and Movement
wonderville
Medieval levers
sqworl
Great videos and activities
wikispaces
complete unit
quietube5
Dotty\'s inventions
fossweb
fossweb
com
weebly