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Showing results 381 to 392 of 392
What's in the Water
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"What's in the Water" lets participants use tools to solve the mystery- what chemicals and compounds are in a sample of water?
Flinker
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In this activity, learners make a foam packing peanut "flink"--neither float away nor sink--in water. Learners experiment with materials to make a Flinker that "flinks" for 10 seconds.
¡Truco Con Agua!
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En esta actividad los aprendices aprenderán un truco de magia donde la magia es la presión del aire.
Why is the Sky Purple?
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This simple hands-on activity demonstrates why the sky appears blue on a sunny day and red during sunrise and sunset.
Odd or Even
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In this math activity, learners play a game and try to collect the most cards by guessing if the next number to appear will be odd or even.
Telephone Talk
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In this math activity, learners find patterns in telephone numbers.
Afterimage
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In this optics activity, learners investigate afterimages.
Achi: A Strange Game of Tic Tac Toe
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In this game, learners strategize to be the first player to make three in a row.
Coat Hanger Chimes
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In this physics activity (page 4 of the PDF), learners will--using nothing more than a coat hanger and some string--explore and understand sound energy and how it moves.
Sock It To Me!
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In this activity (7th activity on the page), learners use their sense of touch to identify mystery objects hidden in socks.
Convection
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In this activity, learners model atmospheric convection currents using food coloring, water, and clear cups. Activity includes step-by-step instructions, STEM connections, and more.
Pocket Protractor
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In this activity, learners create angle-measuring devices--protractors--out of paper. Learners follow a series of steps to fold a square sheet of paper into a triangular Pocket Protractor.