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In this activity about soil (page 7 of the PDF), learners will use their sense of touch as well as sight to understand how soil is classified based on texture and other details.

$5 - $10 per group Ages 8 - 11 4 to 24 hours
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In this activity, learners model the gravitational fields of planets on a flexible surface.

$5 - $10 per group Ages 8 - 14 30 to 45 minutes
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In this activity, learners simulate what happens to a human spine in space by making Sponge Spool Spines (alternating sponge pieces and spools threaded on a pipe cleaner).

$5 - $10 per group Ages 8 - 14 10 to 30 minutes
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Learners smell balloons filled with different scents to guess what's inside. From this, they infer the presence and motion of scented molecules.

$5 - $10 per group Ages 4 - 14 10 to 30 minutes
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In this activity, learners try pouring water out of a regular cup and a miniature cup. It’s harder than it sounds! Learners discover that different forces dominate at different size scales.

$5 - $10 per group Ages 4 - adult 5 to 10 minutes
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In this activity/demo, learners discover how liquid nitrogen cools a creamy mixture at such a rapid rate that it precipitates super fine grained (nano) ice cream.

$5 - $10 per group Ages 4 - adult 10 to 30 minutes
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Learners are challenged to discover the relative densities of colored liquids to create a rainbow pattern in a test tube.

$5 - $10 per group Ages 4 - 14 10 to 30 minutes
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As a long-term project, you can rear monarch butterflies at home or in a classroom.

$5 - $10 per group Ages 6 - adult 1 to 12 months
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In this physics activity, learners attempt to lift a jar full of rice using only a spoon.

$5 - $10 per group Ages 8 - 11 10 to 30 minutes
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In this activity, learners construct drums out of everyday containers (like bowls or food containers) and shrink wrap. Learners use a hair dryer to affix and tighten the shrink wrap to the container.

$5 - $10 per student Ages 6 - 11 5 to 10 minutes
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In this math lesson, learners compare products to determine the best product.

$5 - $10 per group Ages 8 - 11 45 to 60 minutes
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In this environmental science activity about biodiversity, learners play a game to discover the effects of non-native species on an ecosystem.

$5 - $10 per group Ages 8 - 11 45 to 60 minutes
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Before there were clocks, people used shadows to tell time. In this outdoor activity, learners will discover how to tell time using only a compass, a pencil, a handy printout, and a sunny day.

$5 - $10 per group Ages 8 - 14 10 to 30 minutes
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In this activity, learners will turn cream and salt into butter—using marbles. Learners will explore how shaking up fat globules help them create homemade butter.

$5 - $10 per group Ages 6 - 14 10 to 30 minutes
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In this activity, learners will build a model of a nebula using cotton balls and colored water. Astronomers photograph nebulas and add colors to provide information about the nebula's composition.

$5 - $10 per student Ages 6 - adult 10 to 30 minutes
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In this activity, learners make their own bug boxes and test the habitat preference of selected "minibeasts" (bugs).

$5 - $10 per student Ages 6 - 14 2 to 4 hours
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In this three/four-day lesson, learners calculate perimeters and areas and draw the castle plan to scale.

$5 - $10 per group Ages 8 - 14 1 to 7 days
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In this health activity, learners explore breathing, lungs and asthma. Learners test their lung capacity by blowing air into balloons.

$5 - $10 per group Ages 8 - 14 30 to 45 minutes
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In this outdoor game, learners role play predator and prey to explore the importance of keen hearing and silent stalking skills in the animal world.

$5 - $10 per group Ages 6 - 14 30 to 45 minutes
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In this activity, learners make instant ice cream without using a freezer.

$5 - $10 per group Ages 6 - 14 10 to 30 minutes