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Twirling Rope Frequency
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In this activity (page 1 of the PDF under SciGirls Activity: Double Dutch), learners will stand twelve feet apart swinging a rope at the slowest tempo possible while someone uses a stopwatch to record
Why is the Sky Blue?
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In this activity, learners use a flashlight, a glass of water, and some milk to examine why the sky is blue and sunsets are red.
Tube Zither
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In this activity, learners explore sound by constructing tube zithers, stringed instruments from Southeast Asia and the South Pacific.
Oboe? Oh, Boy!
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In this activity, learners create a straw oboe to explore sound and pitch.
String Thing
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String Thing is an interactive online game in which learners change a virtual string's tension, length, and gauge to create different musical pitches.
Bouncing Yo-Yo
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In this activity, learners build unique yo-yos, which spin round and round without moving up and down.
Water on the Move: Wind and Waves
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In this simple activity, learners explore ocean waves. To find out if water moves forward toward the shore, learners create waves in a simulated ocean (small aquarium tank of water).