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    American Association for the Advancement of Science
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    In this lesson that includes hands-on activities and demonstrations, learners discover that it is the tilt of the Earth's axis (not its proximity to the sun) that causes the seasons. Learners...

    free Ages 11 - 14 45 to 60 minutes
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    Twin Cities Public Television
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    This is a quick game about self-assembly. Like the molecules of DNA, learners will self-assemble into a pattern by following a simple set of rules. The icebreaker game is part of a larger self...

    free Ages 8 - 14 10 to 30 minutes
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    NASA
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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...

    free Ages 8 - 14 1 to 4 weeks
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    Colorado State University
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    In this kinesthetic activity, learners will play a game with a ball to demonstrate the Coriolis force, which partly explains why hurricanes in the Northern Hemisphere rotate counterclockwise. This...

    free Ages 8 - 14 10 to 30 minutes
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    NASA
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    In this activity, learners will train to improve lung, heart, and other muscle endurance as they walk a progressive, measured distance. Learners measure out a course according to specific distances...

    free Ages 8 - 14 1 to 4 weeks
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    Twin Cities Public Television
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    This activity (on page 3 of the PDF) is a full inquiry investigation into biodiversity. Groups of learners will go to the zoo to look at animal feet, making a list of ten different animals at the...

    free Ages 8 - 14 1 to 2 hours
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    Bat Conservation International
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    In this activity, learners investigate how bats use echolocation to navigate. One learner is assigned to be a bat, while the other learners are selected to be either moths or trees. The bat's...

    free Ages 6 - 14 10 to 30 minutes
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    University of Washington
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    In this activity (2nd on the page), learners conduct a series of tests to find out which foot is more dominant. In other words, are they right-footed or left-footed? Learners work in pairs and...

    free Ages 8 - 14 10 to 30 minutes
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    Worcester Polytechnic Institute
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    In this physical activity, two lines of learners link hands and arms to model a beam subject to various loading schemes. They discover how inter-atomic forces react to the five fundamental load...

    free Ages 11 - 14 10 to 30 minutes
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    Twin Cities Public Television
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    This activity (located on page 3 of the PDF) is a full inquiry investigation into bird behaviors. Groups of learners will brainstorm a list of possible behaviors to start, then separate into teams...

    free Ages 8 - 14 2 to 4 hours

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