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Showing results 21 to 40 of 42

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In this activity, learners create music from a series of bottles filed with water. Learners discover that the sound produced by each bottle depends on the amount of water in the bottle.

free Ages 4 - 11 10 to 30 minutes
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In this hands-on activity, learners make the world's simplest Cartesian diver, using only a plastic bottle, some water, and a condiment packet.

free Ages 6 - adult 5 to 10 minutes
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This online simulation game explores the different consequences of water levels on the Columbia River in the Pacific Northwest.

free Ages 8 - 18 10 to 30 minutes
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On an airplane trip, learners have an opportunity to investigate the properties of air pressure at different altitudes.

free Ages 6 - 14 30 to 45 minutes
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In this dramatic activity/demonstration about phase change and condensation, learners place an aluminum can filled with about two tablespoons of water on a stove burner.

free Ages 8 - 14 5 to 10 minutes
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In this quick and easy activity and/or demonstration, learners illustrate the effect of the weight of air over our heads.

free Ages 6 - 18 Under 5 minutes
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In this quick and easy activity and/or demonstration, learners use two empty 2-liter bottles and hot tap water to illustrate the effect of heat on pressure.

free Ages 6 - 18 5 to 10 minutes
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In this online activity, learners see simulations of how processes shape the Earth, and see estimates of how long these processes take.

free Ages 8 - 11 5 to 10 minutes
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In this activity (12th activity on the page), learners conduct an experiment to demonstrate how muscles are constantly feeding information to the brain about what they are doing.

free Ages 8 - 18 5 to 10 minutes
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In this multi-part activity learners examine non-point water pollution.

free Ages 6 - adult
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In this physics demonstration, learners will be surprised when a handkerchief holds water in an upside-down glass.

free Ages 4 - adult Under 5 minutes
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In this activity, learners explore inertia as they attempt to whip a strip of paper out from under two coins dangling on the rim of a water glass.

free Ages 6 - 14 5 to 10 minutes
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In this activity, learners create a water prism to break light into the seven colors of the rainbow.

free Ages 6 - 11 Under 5 minutes
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In this activity, learners discover how sweating makes us feel cooler. Learners put on one damp sock and one dry sock and sit in front of a fan.

free Ages 4 - 14 5 to 10 minutes
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“Exploring Earth: Rising Sea” is a hands-on activity demonstrating ways to use topographical mapping techniques to track changes in sea level. The activity is connected to current NASA research.

free Ages 6 - 14 5 to 10 minutes
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In this optics activity, learners use glass and water to demonstrate total internal reflection (TIR).

free Ages 8 - 14 Under 5 minutes
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In this activity, learners will put a set of containers in order by capacity. Would the tallest container hold more or less water than the wide, short one?

free Ages 4 - 14 5 to 10 minutes
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In this math lesson, learners rotate through six estimating and measuring centers. First, learners read the book, "Room for Ripley" by Stuart J.

free Ages 8 - 11 45 to 60 minutes
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This online interactive has three activities in the NanoLab (press the upper right button): Build, Zoom, and Transform.

free Ages 4 - adult 10 to 30 minutes
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In this activity (located at the bottom of the page), learners investigate soil and explore the creatures that live in it.

free Ages 4 - 11 1 to 7 days