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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 (page 32 of PDF), learners investigate the nutritional needs of healthy bones and muscles.

free Ages 6 - 11 45 to 60 minutes
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In this activity, learners follow clues to find five puzzle pieces, then assemble them. This activity works well with a whole group, individuals, or families.

1 cent - $1 per group Ages 6 - 14 10 to 30 minutes
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In this activity, learners explore fractions as they help gators share pies.

1 cent - $1 per student Ages 8 - 11 10 to 30 minutes
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In this nutrition activity (page 16 of PDF), learners document their individual eating habits and learn whether their eating patterns meet their needs.

free Ages 8 - 14 45 to 60 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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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