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In this activity, leaners will observe the process of natural selection on a population of birds called 'Springbeaks' over four seasons of breeding on an isolated environment called 'Clippy Island.' L

$10 - $20 per group Ages 11 - adult 45 to 60 minutes
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In this introductory activity, learners discover that sugar and food coloring dissolve in water but neither dissolves in oil.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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In this outdoor activity, learners find out the color of food that jays prefer and then try to change the birds' preference by altering the taste of the food with salt.

$10 - $20 per group Ages 8 - 14 45 to 60 minutes
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Learners shine the light of a laser pointer through sheets of fabric that all have a different number of threads per inch.

$5 - $10 per group Ages 11 - 14 10 to 30 minutes
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In this "Sid the Science Kid" activity from Episode 109: The Perfect Pancake, learners make applesauce to explore irreversible change.

$5 - $10 per group Ages 4 - 6 10 to 30 minutes
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In this activity, learners explore Charles' Law in a syringe.

1 cent - $1 per group Ages 14 - 18 1 to 2 hours
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In this activity on page 13 of the PDF, learners use a laser pointer (with known wavelength of light) to measure the thickness of a human hair.

$5 - $10 per group Ages 11 - 14 10 to 30 minutes
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This experiment allows learners to experience a small scale "epidemic," demonstrating the ease with which disease organisms are spread, and enables learners to determine the originator of the "epidemi

Over $20 per group Ages 14 - adult 4 to 24 hours
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This is an activity (located on page 3 of the PDF under Self-Assembly Activity) about self-assembly, the ability of molecules to assemble themselves according to certain rules.

$10 - $20 per group Ages 8 - 14 1 to 2 hours
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Learners experiment to see which colors of light will cause a phosphorescent (glow-in-the-dark) material to glow.

$10 - $20 per group Ages 11 - 14 10 to 30 minutes
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In this activity, learners apply a dissolving test to known crystals to identify the unknown. Since the unknown is chemically the same as one of the known crystals, it should dissolve similarly.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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In this health activity (on page 3 of the PDF), learners will learn about the body‘s defenses against invasion from tiny particles.

$10 - $20 per group Ages 8 - 14 30 to 45 minutes
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In this activity, learners take measurements and create charts to learn about the size of dinosaurs and their relative scale to humans.

$5 - $10 per group Ages 8 - 11 1 to 2 hours
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In two separate bags, learners mix water with Epsom salts and detergent.

$1 - $5 per group Ages 6 - 14 10 to 30 minutes
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In this activity (page 89 of the PDF), learners compare and contrast pitch and roll motions by using a Magic Carpet maze similar to one that was used for Neurolab investigations about microgravity.

1 cent - $1 per student Ages 8 - 18 45 to 60 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
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In this water pollution activity, learners create pond water cultures and investigate the effects of adding chemicals or natural nutrients.

$5 - $10 per group Ages 8 - 14 1 to 7 days
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Learners use engineering design principles to construct and test a fully solar-powered car. Solar car kits usually include a photovoltaic cell and motor; some include a chassis as well.

Over $20 per student Ages 11 - 14 2 to 4 hours
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This lesson focuses on surface area and how the shape of sugar crystals may differ as they are grown from sugars of different coarseness.

$1 - $5 per group Ages 8 - 14 1 to 7 days
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This lesson focuses on how to measure at the nanoscale and provides learners with an understanding how small a nanometer really is.

1 cent - $1 per group Ages 8 - 14 45 to 60 minutes