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50 Really Cool Online Tools for Science Teachers

A 21st-century education revolves around the Internet for everything from collaboration, tools, lessons, and even earning degrees online .

Make a Bouncing Polymer Ball - Experiment with Polymers

Introduction Balls have been toys practically forever, but the bouncing ball is a more recent innovation. Bouncing balls were originally made of natural rubber, though now bouncing balls can be made of plastics and other polymers or even treated leather.

http://chemistry.about.com/od/demonstrationsexperiments/ss/bounceball.htm

Science Experiments

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Science for Kids - Fun Experiments, Cool Facts, Online Games, Activities, Projects, Ideas, Technology

3M Science of Everyday Life - Discovery Education

Cassette Tapes Reborn as a Clever Box Lamp Cassette Lamp by Vanessa Moreno – Bright Ideas Lighting Design Competition

Cool math - Fractal generator - Make your own fractals!

DIY Solar Lamp: Make Your Own Eco-Friendly Sun Jars

The principle is simple and seductively clever: solar lights that store energy during the day and release light at night. These can be purchased ready-made in a variety of colors (yellow, blue and red) but they can also be built at home . A simple, less-technical approach involves buying a conventional solar-powered yard lamp and then essentially harvesting it for key pieces to put in a jar.