Exploratorium
Exploratorium: Science Snacks: Physics/electricity & Magnetism
Exploratorium Science Snacks are miniature science exhibits and experiments that can be made with common, inexpensive, easily available materials. These electricity snacks represent a set of devices that you can build and experiment with...
Science Buddies
Science Buddies: Rock On! Recording Digital Data With Magnets
This is a straightforward project that shows you how data can be digitized and stored on magnetic recording media. You'll learn how alpha-numeric characters are digitized, and you'll use bar magnets to represent the individual data...
Exploratorium
Exploratorium: Curie Temperature
In this experiment, students experience the Curie point--and what happens when a piece of iron gets too hot to attract a magnet.
Science Buddies
Science Buddies: Batteries: The Shocking Truth
Here you can find what you need to scientifically assess battery performance. In this exercise (that should take about one week) learn how batteries work, how they wear out and most importantly, how to make valid measurements to assess...
Science Buddies
Science Buddies: Shaking Up Some Energy
Shake N' Light flashlights have been advertised on televisions across the nation in the recent year. But many do not understand just how they get energy to light up the bulb without using batteries. Do this experiment to make your own...