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Showing results 1 to 9 of 9

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In this online activity, learners will explore size estimation in one, two and three dimensions. Multiple levels of difficulty allow for progressive skill improvement.

free Ages 6 - adult 10 to 30 minutes
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In this activity, learners explore the relative sizes and distances of objects in the solar system.

$1 - $5 per group Ages 8 - 18 30 to 45 minutes
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In this activity, learners calculate the width (horizontal diameter) of the blind spot on their retina. Learners make a blind spot tester using a piece of notebook paper.

1 cent - $1 per student Ages 11 - 18 5 to 10 minutes
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In this activity, learners use a straight line to learn about circles. Learners measure and record the diameter and circumference of different sized cylindrical objects on a chart.

$1 - $5 per group Ages 11 - 18 30 to 45 minutes
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In this demonstration, learners attempt to get a large coin through a small hole, the size of a smaller coin.

1 cent - $1 per student Ages 8 - adult 5 to 10 minutes
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In this activity, learners investigate how geometry plays a role in perspective.

1 cent - $1 per group Ages 8 - 18 45 to 60 minutes
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The goal of this activity is to design, build and test a house or toy for an animal.

$1 - $5 per group Ages 4 - 18 30 to 45 minutes
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In this activity, learners explore how the shapes, sizes, and distances of land masses appear differently on two different models of Earth: an icosahedron and a flat map.

1 cent - $1 per group Ages 11 - 18 30 to 45 minutes
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In this activity, learners watch a video to learn about a couple who built a home out of shipping containers in Brooklyn, New York.

1 cent - $1 per student Ages 11 - 18 10 to 30 minutes