During World War II, GIs in the field built really amazing simple radios to listen to. These were made with materials that they could get their hands on and were small enough to carry around in a big pocket. You can...
You have one drywall screw, one 1.5 V alkaline cell, six inches of plain copper wire, one small neodymium disk magnet, and no other tools or supplies. You have 30 seconds to make an electric motor running in excess of...
In this video Bre Pettis and Joe Grand teach you how to use a multimeter! The video is a step by step presentation about how to use this piece of equipment. Overall, it is a basic introduction, but could be used for an...
The good folks at the Mathematical Association of America (MAA) are always on the lookout for mathematical principles in the least likely of places, and this gallery of "found math" is a tribute to their perspicacity....
This site provides a comprehensive guide to creating science fair projects. It includes tips on picking a project, answers to common questions, and links to online and text resources. It also includes planning resources...
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