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Showing results 41 to 60 of 129

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This activity investigates how bark beetles can threaten forests by having learners estimate the number of infected trees from a photo.

$1 - $5 per group Ages 4 - 8 10 to 30 minutes
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In this activity, learners construct speedy vehicles made out of paper plates and powered by twisted rubber bands.

$1 - $5 per student Ages 6 - 18 45 to 60 minutes
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In this activity, learners build simple alarms that they can attach to anything, such as a drawer or doorway. This activity introduces learners to electricity, circuits, and currents.

$5 - $10 per student Ages 6 - 11 45 to 60 minutes
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In this activity about living things and gravity (page 5 of PDF), learners design and build an exoskeleton or an endoskeleton for an animal of their own invention.

1 cent - $1 per group Ages 6 - 11 1 to 2 hours
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In this activity, learners build a bird that flies in place with help from a motor, wire, and some straws.

$5 - $10 per student Ages 6 - 14 30 to 45 minutes
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In this activity, learners build an old-fashioned paddle boat out of simple materials.

$1 - $5 per student Ages 6 - 14 45 to 60 minutes
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In this activity about humans and space travel (page 1 of PDF), learners compare and contrast the behavior of a water-filled plastic bag, both outside and inside of a container of water.

1 cent - $1 per group Ages 6 - 11 45 to 60 minutes
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In this activity, learners construct a paper glider to experiment with aerodynamic forces.

1 cent - $1 per student Ages 6 - 11 5 to 10 minutes
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In this activity, learners build a speedboat using paint paddles, a propeller, and film canister. Learners attach a simple circuit and motor to the boat to power the propellers.

$10 - $20 per student Ages 6 - 18 30 to 45 minutes
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In this activity, learners work in teams to construct and test fly drinking straw rockets. Learners explore how changing the rockets' fins affect flight distance.

$1 - $5 per group Ages 6 - 11 10 to 30 minutes
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In this activity, learners prepare four polymer elastomers and then compare their physical properties, such as texture, color, size, and bounce height.

$5 - $10 per group Ages 4 - 14 1 to 2 hours
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In this activity, learners build bridges using paper and explore how much weight each bridge design can support.

1 cent - $1 per group Ages 4 - 11 45 to 60 minutes
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In this activity, learners build bridges and cantilevers in a series of "building out" challenges with straws and pins.

$1 - $5 per group Ages 4 - 14 1 to 2 hours
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This activity shows learners how computers use numbers to represent pictures. A grid is used to represent the pixels (short for picture elements) of a computer screen.

1 cent - $1 per student Ages 6 - adult 30 to 45 minutes
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In this activity, learners build handheld rockets and launchers out of PVC pipes and plastic bottles. Use this activity to demonstrate acceleration, air pressure, and Newton's Laws of Motion.

Over $20 per student Ages 6 - 18 1 to 2 hours
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In this activity (on page 5 of PDF), learners use dry ice and household materials to make scientifically accurate models of comets.

$5 - $10 per group Ages 6 - adult 10 to 30 minutes
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In this activity/demo, learners are introduced to the connection between medieval stained glass artisans and nanotechnology.

Over $20 per group Ages 6 - adult 10 to 30 minutes
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In this activity, learners make or use pre-made clay beams to scale and proportion. Specifically, they discover that when you scale up proportionally (i.e.

$10 - $20 per group Ages 4 - 14 45 to 60 minutes
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In this activity, learners build mini catapults using paint paddles and a spoon. Use this activity to introduce learners to forces and projectile motion.

$1 - $5 per student Ages 6 - 18 10 to 30 minutes
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In this activity, learners explore moving air and the physics of lift and drag by constructing homemade wind tunnels.

$10 - $20 per group Ages 6 - 11 1 to 2 hours