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Showing results 121 to 140 of 152

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In this activity (1st on the page), learners explore circadian rhythms by keeping track of their body temperature.

1 cent - $1 per student Ages 8 - 18 4 to 24 hours
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In this activity (page 2 of PDF), learners play with a lens and a piece of paper to focus an image on the paper. Learners look at different things, and see how the lenses affect the image.

1 cent - $1 per student Ages 4 - 11 5 to 10 minutes
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In this activity (11th activity on the page), learners use pennies to test their hearing acuity.

free Ages 6 - 18 10 to 30 minutes
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These two activities (4th on the page) demonstrate the importance of two eyes in judging depth.

1 cent - $1 per student Ages 8 - 18 5 to 10 minutes
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In this activity (17th on the page), learners investigate why you cannot see colors in dim light.

$1 - $5 per group Ages 4 - 18 5 to 10 minutes
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In this activity (1st on the page), learners conduct a series of tests to find out which of their hands is more dominant. In other words, are they right-handed or left-handed?

1 cent - $1 per student Ages 8 - 14 10 to 30 minutes
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In this activity (18th on the page), learners conduct an experiment to examine memory.

1 cent - $1 per student Ages 11 - 18 45 to 60 minutes
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In this activity (on page 134 of the PDF), learners explore reaction time.

1 cent - $1 per group Ages 8 - 18 1 to 2 hours
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In this activity about light and refraction, learners discover how a lens creates an image that hangs in midair.

$5 - $10 per student Ages 8 - 14 30 to 45 minutes
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In this activity, learners play a series of simple games to investigate navigation without visual and sound cues.

$1 - $5 per group Ages 8 - 18 45 to 60 minutes
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This activity (8th activity on the page) tests learners' ability to identify things using only the sense of hearing.

free Ages 8 - 18 5 to 10 minutes
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In this activity (page 37 of the PDF), learners observe, on a prepared slide, muscle and spinal cord cells from a rat.

$10 - $20 per group Ages 8 - 18 45 to 60 minutes
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In this activity (3rd on the page), learners investigate circadian rhythms by examining how well people do with estimating time.

free Ages 8 - 18 30 to 45 minutes
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In this demonstration, learners investigate mass, gravity, and acceleration by dropping a wooden bar with a balloon attached to its underside, a mass suspended from it by rubber bands, and a sharp-poi

$5 - $10 per group Ages 11 - 18 5 to 10 minutes
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In this activity about sleep rhythms (on page 25 of the PDF), learners will investigate how changing the time they go to bed impacts their own sleep patterns.

free Ages 8 - 14 1 to 7 days
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This activity (page 1 of the PDF under SciGirls Activity: Exercise and Memory) is a full inquiry investigation into the effects of exercise on short term memory.

free Ages 8 - 14 30 to 45 minutes
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In this activity (23rd on the page), learners conduct an experiment to examine memory and learning.

1 cent - $1 per group Ages 8 - 18 10 to 30 minutes
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In this activity (6th on the page), learners investigate how photoreceptors in the eye (rods and cones) "adapt" to low light conditions.

free Ages 8 - 18 10 to 30 minutes
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This activity is designed to let learners measure their reaction time or response time to something they see.

free Ages 8 - 18 10 to 30 minutes
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In this activity (on page 146 of the PDF), learners will explore the effects of increased carbon dioxide in the bloodstream.

1 cent - $1 per group Ages 8 - 18 45 to 60 minutes