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Showing results 201 to 220 of 353

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In this activity, learners will be introduced to biomass gasification and will generate their own biomass gases.

Over $20 per group Ages 14 - 18 2 to 4 hours
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In this activity, learners explore the concept of conducting or insulating electricity.

$5 - $10 per group Ages 8 - 11 1 to 2 hours
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In this physical sciences activity, learners explore how passive solar design increases energy efficiency.

$1 - $5 per group Ages 8 - 14 1 to 2 hours
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In this small-group activity, learners assume the roles of pilots, air traffic controllers, and NASA scientists to solve five Air Traffic Control (ATC) problems.

$5 - $10 per group Ages 8 - 18 1 to 7 days
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Electrolysis is the breakdown of water into hydrogen and oxygen. This Exploratorium activity allows learners to visualize the process with an acid-based indicator.

$1 - $5 per student Ages 8 - 18 10 to 30 minutes
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In this activity, learners build penetrometers to test leaf toughness. Biologists measure leaf toughness to study the feeding preferences of insects and bugs.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
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In this math lesson, learners explore the relationship between the thickness of a spaghetti bridge, the length of the bridge, and the amount of weight that can be supported by the bridge.

$5 - $10 per group Ages 14 - 18 45 to 60 minutes
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In this activity, learners work in groups to build simple solar stills filled with salt water. After the stills are complete, learners observe what happens when they place the stills in the sun.

1 cent - $1 per group Ages 4 - 11 45 to 60 minutes
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In this design-based lesson, learners study flood dynamics as they modify a riverbed with blockages or levees to simulate real-world scenarios.

Over $20 per group Ages 11 - 14 1 to 2 hours
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In this activity, learners design a bicycle helmet. Participants will explore the design of bicycle helmets to gain an appreciation for the role that helmet layers play protecting the head.

Over $20 per group Ages 11 - 18 45 to 60 minutes
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Through discussion and hands-on experimentation, learners examine the geological (ancient) carbon cycle.

$1 - $5 per group Ages 11 - 14 45 to 60 minutes
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This lesson focuses on how nanotechnology has impacted the design and engineering of many everyday items from paint to fabrics.

Over $20 per group Ages 8 - 18 1 to 2 hours
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In this geology and engineering activity (page 7 of the PDF), learners build an earthquake simulator, then use it to test various building designs, exploring different materials, shapes, and design op

Over $20 per group Ages 14 - 18 1 to 2 hours
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This is an activity that demonstrates how batteries work using simple household materials. Learners use a pickle, aluminum foil and a pencil to create an electrical circuit that powers a buzzer.

$5 - $10 per group Ages 11 - 18 30 to 45 minutes
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Learners design their own experiment to determine conditions that either help or hinder the decomposition of carrots by soil microbes.

$10 - $20 per group Ages 11 - 14 1 to 4 weeks
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In this activity on page 11 of the PDF, learners follow simple steps to recycle old newspaper into new paper.

$1 - $5 per student Ages 6 - 14 1 to 7 days
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This is a hands-on activity exploring how nanoscale particles are used in mineral sunblocks to increase their transparency.

$10 - $20 per group Ages 6 - adult 10 to 30 minutes
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In this activity, learners count and measure kidney beans to explore natural selection and variation. Learners measure the length of 50-100 beans.

$5 - $10 per group Ages 14 - 18 1 to 2 hours
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In this activity, learners extract DNA from a strawberry and discover that DNA is in the food they eat.

$1 - $5 per student Ages 11 - 14 45 to 60 minutes
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In this activity, learners extract DNA from their own cheek cells, then create a rudimentary DNA profile similar to those seen on crime scene dramas.

Over $20 per group Ages 11 - adult 1 to 7 days