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In this hands-on activity, learners track and record the passage of colored "pompom traits" through three generations of gingerbread people.

$5 - $10 per group Ages 8 - 14 30 to 45 minutes
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In this activity about encryption, learners cut out a secret decoder badge from a handout and use it to encode messages to each other.

1 cent - $1 per student Ages 8 - 14 30 to 45 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 work in teams to construct human lung models from small plastic beverage bottles and balloons.

1 cent - $1 per student Ages 8 - 14 30 to 45 minutes
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In this activity about electricity, learners imagine that they are out in the wilderness and it is getting dark. Their task is to use the materials supplied to build a simple flashlight.

$5 - $10 per group Ages 8 - 11 30 to 45 minutes
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In this activity, learners discover how their heart rate changes in different situations.

$5 - $10 per student Ages 8 - 14 30 to 45 minutes
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In this creative roleplay activity, learners will explore the various processes of the carbon cycle using movement and props to aid in comprehension.

$1 - $5 per group Ages 8 - 18 30 to 45 minutes
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In this activity (page 2 of PDF under GPS: Cave Swallows Activity), learners will model how caves are formed by placing one piece of chalk in a cup of vinegar and another piece in a cup of water, then

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
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In this outdoor activity, learners use only their senses to to find the extremes of several environmental variables or physical factors: wind, temperature, light, slope and moisture.

$1 - $5 per group Ages 6 - 14 30 to 45 minutes
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This is an activity (on page 2 of the PDF under Surface Area Activity) about surface area to volume ratio.

$10 - $20 per group Ages 8 - 14 30 to 45 minutes
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In this activity, learners identify the reproductive parts of plants and the animal (bee) structures involved in pollination.

1 cent - $1 per group Ages 8 - 14 30 to 45 minutes
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In this activity, learners investigate whether having sugar already dissolved in water affects the speed of dissolving and the movement of sugar and color through the water.

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
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In this activity about electricity, learners produce a spark that they can feel, see, and hear. Learners rub a Styrofoam plate with wool to give it an electric charge.

$1 - $5 per student Ages 8 - 14 30 to 45 minutes
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In this puzzle, learners investigate the decisions involved in linking a network between houses in a muddy city.

1 cent - $1 per student Ages 8 - 18 30 to 45 minutes
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In this activity (located on page 4 of PDF), learners gain insight into the actual size of dinosaurs and practice making estimations and measurements.

1 cent - $1 per group Ages 6 - 11 30 to 45 minutes
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In this activity, learners mix several sugar solutions to investigate the property of density. Each sugar solution has a different density and color of the rainbow.

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
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In this activity, learners create their own weather forecast map.

free Ages 8 - 14 30 to 45 minutes
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In this activity (page 4), learners work in groups to plan and build large structures using recyclable materials they have brought from home.

$1 - $5 per group Ages 6 - 14 30 to 45 minutes
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In this activity, learners slide shapes to create unusual tiled patterns.

1 cent - $1 per student Ages 8 - 11 30 to 45 minutes
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This activity lets learners participate in the process of reconstructing a phylogenetic tree and introduces them to several core bioinformatics concepts, particularly in relation to evolution.

1 cent - $1 per group Ages 8 - 18 30 to 45 minutes