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Showing results 1 to 9 of 9
Defining Density
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In this introductory demonstration and activity, learners are introduced to the concept of density as they explore a rock and a wooden block in water.
Diet Light
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In this quick activity, learners observe how the added sugar in a can of soda affects its density and thus, its ability to float in water.
Hot Air Balloon
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In this activity, learners build a hot air balloon using just a few sheets of tissue paper and a hair dryer.
Buzzing Bee
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In this activity, learners explore sound by constructing an instrument toy that buzzes when you swing it.
Cylinders and Scale
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In this activity, learners investigate the relative growth of lengths, areas, and volumes as cylinders are scaled up.
Pea Brain!: Explorations in Estimation
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In this activity, learners use two different techniques to estimate how many little things fit into one bigger thing.
Energetic Musical Instruments
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Learners design and create musical instruments from common objects; their challenge is to create an instrument that can make three different tones.
Keeps on Pumpin': Your Heart
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In this activity, learners explore the great pump in their chests--the human heart!
Thumb Piano
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In this activity, learners explore sound by constructing a simple piano out of wood and craft sticks.