How to Make Electricity When You Run!
Don't you wish the kinetic energy used when you run could be attached to other things? Well know it can! This is an idea I got of of Daily Planet. Theirs was way better, but I wanted to make my own!

Step 1: Materials

How to Make Electricity When You Run!
Materials needed:StrapGluePiece of plastic or tough material in rectangular prism form (see pic)ScissorsAnd last but not least: A crank flashlight! (must be a squeeze kind)

Step 2: Expand Crank!

How to Make Electricity When You Run!
It's quite simple:
Glue the plastic thing on the crank.

Step 3: Put on Harness

How to Make Electricity When You Run!
How to Make Electricity When You Run!
Glue on the harness that you will strap on your leg.

Step 4: Use!

How to Make Electricity When You Run!
How to Make Electricity When You Run!
Put it on right under your knee. Now when you run, It will press the switch and generate electricity! If you want, you can find some instructions to charge cell phones and iPods with these crank lights! Here's a link:http://www.metacafe.com/watch/1118632/hack_a_hand_crank_flashlight/Plus it is guaranteed you can find more than this!Pleas vote for the United States of Efficiency contest!
 
 

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