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Purpose To discover the Doppler Shift. Materials • glass of water • 8 ½” x 11” black construction paper • flashlight Procedure Place the flashlight on one side of the glass of water and... read more
https://youtu.be/q67IaaaEye4 From sand and gravel to rock salt and magnesium chloride, the people who maintain our roads are constantly searching for the most most innovative ways to keep our road... read more
https://youtu.be/1L7EI0vKVuU If you ever find yourself stranded in the snowy Arctic (or bored in Minecraft), you’re gonna need to know how to build an igloo. But how can building a house made of... read more
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