Compass from needle and magnet
Posted by Chris P. on January 30th, 2008You can make a compass using a needle, a magnet and a glass of water. How? See the video below:
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You can make a compass using a needle, a magnet and a glass of water. How? See the video below:
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This is a great example of engineering when it comes to efficiently using space. This great table expands in order to accept more guests to sit with you and serve your favorite meals.
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The wild imagination of designers have made it possible for engineers and car manufacturers around the world to come up with more and more artistically challenging automobiles.
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This video will teach you how to make the water burn using only batteries.
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