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In this Energy and Environment activity (page 9 of the PDF), learners calculate the mass of a piece of gum, compare it to the mass of the gum's packaging, and then create a bar graph of the results.

$5 - $10 per group Ages 8 - 14 30 to 45 minutes
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In this math activity (Page 11 of the Dining Out! PDF), younger learners count out the total amount of money needed to purchase trail mix using the fewest number of bills/coins possible.

1 cent - $1 per group Ages 8 - 14 30 to 45 minutes
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In this health and genetics activity, learners determine whether tasting the bitter compound PTC (phenylthiocarbamide) influences which vegetables a person likes.

$10 - $20 per group Ages 8 - 14 45 to 60 minutes
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In this Cyberchase activity, have fun measuring volumes and enjoy a delicious shake.

$1 - $5 per student Ages 8 - 11 10 to 30 minutes
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In this math lesson, learners rotate through six estimating and measuring centers. First, learners read the book, "Room for Ripley" by Stuart J.

free Ages 8 - 11 45 to 60 minutes
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In this math lesson, learners explore the concept of using units to measure length.

$1 - $5 per group Ages 4 - 6 45 to 60 minutes
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In this activity, learners heat and cool carbonated water to find out whether temperature has an effect on how fast the dissolved gas leaves carbonated water.

1 cent - $1 per group Ages 6 - 14 10 to 30 minutes
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This math challenge, played with two players or a whole group, engages your problem solving skills.

$10 - $20 per group Ages 6 - 11 5 to 10 minutes
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In this activity (located on page 5 of PDF), learners work in groups to create dig sites for display.

$10 - $20 per group Ages 6 - 11 30 to 45 minutes
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In this environmental health activity, learners grow and observe bread mold and other kinds of common fungi over the course of 3-7 days.

1 cent - $1 per group Ages 8 - 14 1 to 7 days
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Learners carefully pour vegetable oil, water, and corn syrup in any order into a cup and discover that regardless of the order they are poured, the liquids arrange themselves in layers the same way.

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
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In this activity, learners explore the concept of permeability to better understand why amphibians are extremely sensitive to pollution.

1 cent - $1 per group Ages 4 - 14 4 to 24 hours
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Learners design their own experiment to determine which M&M color dissolves the fastest in water.

$1 - $5 per group Ages 6 - 14 30 to 45 minutes
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In this activity, learners make edible T. rex teeth (with adult assistance). The treat is a white and dark chocolate covered banana on a stick.

$5 - $10 per group Ages 4 - 8 10 to 30 minutes
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In this lab exercise, learners explore diffusion, cell membranes and particle size using beets and three alcohols.

$10 - $20 per group Ages 14 - 18 10 to 30 minutes
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In this activity, learners compare and contrast their own skin (including the area covered) with that of an orange.

$1 - $5 per group Ages 8 - 14 1 to 2 hours
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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 explore what is and is not active play and how it contributes to a healthy body and mind. Making active play a routine part of every day is a key concept of the experience.

1 cent - $1 per group Ages 4 - 8 45 to 60 minutes
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In this fun hands-on activity, learners whip up a batch of cyber-dough (play dough) using math for measurements.

$1 - $5 per student Ages 4 - 11 30 to 45 minutes
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In this activity related to the human circulatory system (on page 10 of the PDF), learners observe the dispersion of a drop of food coloring in water, draw conclusions about the movement of dissolved

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