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Showing results 41 to 60 of 103

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In this activity, learners follow step-by-step instructions to build a gel electrophoresis chamber using inexpensive materials from local hardware and electronic stores.

Over $20 per group Ages 11 - 18 45 to 60 minutes
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In this outdoor, beach activity, learners use tennis balls, water balloons and other simple devices to investigate the movement of waves and currents off a sandy beach.

Over $20 per group Ages 8 - adult 1 to 2 hours
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In this two-part activity, learners map a navigation plan to get from Earth to Mars and back. In activity one, learners represent the orbital paths of Earth through dance and dramatic movement.

1 cent - $1 per group Ages 8 - 18 45 to 60 minutes
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In this activity, learners work in groups to design a parachute out of household items that keeps an egg secure when dropped from a certain height.

free Ages 11 - 18 45 to 60 minutes
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In this activity (on page 7), learners explore the meaning of a "carbon sink." Using simple props, learners and/or an educator demonstrate how plants act as carbon sinks and how greenhouse gases cause

free Ages 8 - 14 45 to 60 minutes
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In this activity, learners listen to songs and decode hidden messages based on the same principle as a modem. As a final challenge, learners decode the binary messages in a music video.

free Ages 6 - 18 30 to 45 minutes
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In this activity, learners examine antibodies and antibody recognition using a model.

Over $20 per group Ages 11 - 14 45 to 60 minutes
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In this activity, learners explore the history of making objects from glass and artistry of Dale Chihuly.

$10 - $20 per group Ages 8 - 11 1 to 2 hours
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In this activity (on page 6 of the PDF), learners plot the path of the sun's apparent movement across the sky on two days, with the second day occurring two or three months after the first.

$1 - $5 per group Ages 8 - 14 1 to 7 days
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In this activity, learners train to increase muscular strength and improve upper and lower body coordination by performing the “bear crawl” and the "crab walk.” Learners perform the exercises over tim

free Ages 8 - 14 1 to 4 weeks
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This lesson is designed to serve as an introduction to the immune system. It can stand alone or it can lead into further studies of the immune system.

Over $20 per group Ages 14 - adult 2 to 4 hours
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In this activity, learners will train to develop upper and lower body strength in their muscles and bones by performing body-weight squats and push-ups.

free Ages 8 - 14 1 to 4 weeks
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In this activity, learners design a therapeutic agent to image and/or cure various diseases in the respiratory system.

Over $20 per group Ages 6 - 14 30 to 45 minutes
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In this activity about the solar system, learners use various light sources to examine ice with different components to understand how NASA studies planets and moons from space.

$1 - $5 per group Ages 4 - 11 1 to 2 hours
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In this activity, learners explore surgical instrument design. Teams of learners construct surgical instruments from everyday materials.

$5 - $10 per group Ages 8 - 18 1 to 2 hours
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In this activity, learners simulate the energy transfer between the earth and space by using the light from a desk lamp desk lamp with an incandescent bulb and a stack of glass plates.

$1 - $5 per student Ages 8 - 14 10 to 30 minutes
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In this activity, learners make a black box device that serves as an excellent analogy to Rutherford's famous experiment in which he deduced the existence of the atomic nucleus.

$1 - $5 per group Ages 14 - 18 30 to 45 minutes
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This is an activity (located on page 3 of the PDF) about the mixture of materials in bone and how they affect its strength.

$10 - $20 per group Ages 8 - 14 2 to 4 hours
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In this activity (page 7 of PDF), learners will identify the general two-dimensional geometric shape of the uppermost cross section of an impact crater.

$10 - $20 per student Ages 8 - 14 45 to 60 minutes
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In this quick activity about predicting (located on page 2 of the PDF under Where's Nano?

$1 - $5 per group Ages 8 - 14 10 to 30 minutes