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In this activity (7th activity on the page), learners use their sense of hearing to find a "sound match." Learners shake containers filled with items like dry seeds, sand, beans, etc.

$1 - $5 per group Ages 4 - 14 5 to 10 minutes
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In this activity, learners explore how their sense of smell affects their taste buds. Learners taste different flavored jelly beans while holding their nose.

1 cent - $1 per student Ages 4 - 14 Under 5 minutes
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In this activity, learners sniff out scents hidden in balloons! After investigating, learners discover we sometimes can use another sense (smell) to detect things too small to see.

$5 - $10 per group Ages 4 - adult 5 to 10 minutes
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In this activity, learners investigate circulation and measure their own your heartbeat. A heart rate, or pulse, is the number of times the heart beats per minute.

1 cent - $1 per student Ages 4 - 11 Under 5 minutes
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In this math lesson, learners explore the concept of using units to measure length. Learners first read "How Big is a Foot" by Rolf Myller and learn about units.

$5 - $10 per group Ages 4 - 6 45 to 60 minutes
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In this engineering design challenge, learners animate a facial expression and make a machine (zoetrope) that plays the animation back.

$1 - $5 per group Ages 4 - 18 1 to 2 hours
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In this game-like activity (5th activity on the page), learners explore their auditory acuity as well as the importance of having two ears.

free Ages 4 - 11 5 to 10 minutes
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In this activity, learners use chemistry to “self-assemble” gummy shapes. Learners discover that self-assembly is a process by which molecules and cells form themselves into functional structures.

$10 - $20 per group Ages 4 - adult 10 to 30 minutes
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In this health activity (page 3 of the PDF), learners will discover why covering their mouth and nose while sneezing is so important.

$1 - $5 per group Ages 4 - 14 10 to 30 minutes
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Create an illusion where it appears that your hand has a hole in it. You'll see the results from when one eye gets conflicting information.

1 cent - $1 per student Ages 4 - 14 Under 5 minutes
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In this activity, learners use plastic tubing and a funnel to listen to their heart. Learners also discover that if they run around, their heart pumps harder and faster, making it easier to hear.

$1 - $5 per student Ages 4 - 14 5 to 10 minutes
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In this online game, learners practice memory recall. They are shown a collage of pictures for two minutes, then have to write down everything they remember and check how they did.

1 cent - $1 per student Ages 4 - 18 5 to 10 minutes
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This exercise is designed to teach young learners the different parts of a plant (root, stems, leaves, flowers, fruit, and seeds), the basic functions of each part, and to show that tiny microscopic o

$5 - $10 per group Ages 4 - 11 30 to 45 minutes
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In this game (4th activity on the page) about hearing, learners test their ability to identify various sounds without looking.

free Ages 4 - 14 5 to 10 minutes
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In this simple exploratory activity (1st activity on the page), blindfolded learners try to identify mystery items by smell.

1 cent - $1 per group Ages 4 - 14 5 to 10 minutes
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In this activity, learners practice counting and multiplication as they figure out how many animal body parts they have to examine as "Dr. Vet."

1 cent - $1 per group Ages 4 - 8 10 to 30 minutes
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Find out what it would be like to have ears shaped differently from your own! Design and make different animal ears then try them out.

1 cent - $1 per student Ages 4 - 11 5 to 10 minutes
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In this activity, learners will turn healthy greens into crispy snacks. Explore concepts of nutrition, dehydration and cooking to create healthy food.

$10 - $20 per group Ages 4 - 11 10 to 30 minutes
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Learners and their families celebrate and recognize the importance of making healthy choices every day by participating in a health fair.

$5 - $10 per group Ages 4 - 8 1 to 7 days
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In this quick activity/demonstration about density, learners examine what happens when two cans of root beer--one diet and one regular--are placed in a large container of water.

1 cent - $1 per group Ages 4 - 14 Under 5 minutes