Electricity: Theater of Electricity:  http://www.mos.org/sln/toe/toe.html

Electrical Safety World:  http://www.smud.org/en/education-safety/world/Pages/index.html

Electricity for Kids:  http://users.stargate.net/~eit/kidspage.htm

The Electrical Franklin:   http://www.ushistory.org/franklin/

Light:  Optical Research Associates:  http://www.opticalres.com/kidoptx_f.html

Electricity and Magnetism:  http://ippex.pppl.gov/interactive/electricity/intro.html

Magnetism: Explain that Stuff!:   http://www.explainthatstuff.com/magnetism.html

NeoK12:   http://www.neok12.com/Magnetism.htm

Explain That Stuff!:  http://www.explainthatstuff.com/magnetism.html

Kids Konnect:   http://www.kidskonnect.com/subject-index/15-science/90-magnets.html

Heat: Kids Saving Energy:   http://www1.eere.energy.gov/kids/

Energy Kids:   http://www.eia.gov/kids/index.cfm

Newton’s Laws of Motion:  http://teachertech.rice.edu/Participants/louviere/Newton/law1.html

Science Store:   http://science.discovery.com/interactives/literacy/newton/newton.html

Kids.Net.AU:   http://encyclopedia.kids.net.au/page/ne/Newtons_Laws_of_Motion

Force in Motion: Idaho Public Television:   http://idahoptv.org/dialogue4kids/season9/forcesmotion/facts.cfm

Physics For Kids:   http://www.physics4kids.com/files/motion_intro.html