You will be amazed when you find out some of the things you can do with batteries. The possibilities are endless!
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(00:12) How to Make a Simple Electromagnet
Use a pair of wire strippers to remove a few centimeters of insulation from each end of the wire. Neatly wrap the wire around the screw. The more wire you wrap around the nail, the stronger your electromagnet will be. Make certain that you leave enough of the wire unwound so that you can attach the battery.
(01:42) How to Check if a Battery is Dead (Battery Bounce Trick)
When you bounce a dead, or bad, alkaline battery on a solid surface it bounces, while a good battery falls over. In a good battery, there is a gel-like substance, while in a bad battery this substance is solid.
(02:23) How to Use AAA Batteries As AA Batteries
Grab some aluminum foil. Place the AAA batteries into your device’s battery slot. Cut a piece of aluminum foil and curl it into a small ball. Place the aluminum foil in the gap.
(03:48) How To Make A Fire With A Gum Wrapper And A Battery
Believe it or not, anyone can learn how to make a fire with only one AA battery and an aluminum gum wrapper.
(05:47) How To Wire up LED Lights with a Battery
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