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In this demonstration, learners compare the relative sizes and masses of scale models of the planets as represented by fruits and other foods.

$10 - $20 per group Ages 8 - 14 30 to 45 minutes
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In this activity, learners shrink the scale of the vast solar system to the size of their neighborhood.

Over $20 per group Ages 8 - 14 45 to 60 minutes
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In this activity, learners use three types of cheesy snacks--cheese balls, cheese puffs, and Cheetos--to learn about polymers.

$5 - $10 per group Ages 14 - adult 30 to 45 minutes
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In this yummy earth science activity (page 5 of the PDF), learners use fudge to learn about different kinds of lava.

$5 - $10 per group Ages 11 - 18 30 to 45 minutes
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In this activity, learners use edible models of the DNA molecule to transcribe an mRNA sequence, and then translate it into a protein.

$5 - $10 per group Ages 11 - 18 45 to 60 minutes
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In this activity, learners build models of comets, using edible materials, to learn about comets' structure.

Over $20 per group Ages 6 - 18 45 to 60 minutes
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In this activity, learners build edible models of DNA, while learning basic DNA structure and the rules of base pairing.

$5 - $10 per group Ages 8 - 18 45 to 60 minutes
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This is a classic exercise for visualizing the scale of the Solar System.

1 cent - $1 per group Ages 6 - adult 45 to 60 minutes