Science+Experiments

Making a Bi-Carb Boat
http://www.csiro.au/scope/clips/asx/e128c01broadband.asx

The World's Easiest Motor Experiment
http://weirdsciencekids.com/worldssimplestmotor.html

Solar Cookers
http://pbskids.org/zoom/activities/sci/solarcookers.html http://www.solarcooking.org/plans/

Elementary Experiments (Grades 4 - 7)

 * [|Waste Heat]
 * [|Energy From Garbage]

Electricity from Fruit (and other stuff)

 * Lemon Battery
 * Candles
 * Charge your iPod with fruit

Steam-powered Boat

 * here

A Hydrogen Powered Car

 * here

A lot of school science experiments

 * here