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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.

In this activity, learners shrink the scale of the vast solar system to the size of their neighborhood.

In this yummy earth science activity (page 5 of the PDF), learners use fudge to learn about different kinds of lava.

In this activity, learners use three types of cheesy snacks--cheese balls, cheese puffs, and Cheetos--to learn about polymers.

In this activity, learners build edible models of DNA, while learning basic DNA structure and the rules of base pairing.

In some parts of the world, lakes freeze during winter. In this activity learners will explore water’s unique properties of freezing and melting, and how these relate to density and temperature.

In this activity, learners use edible models of the DNA molecule to transcribe an mRNA sequence, and then translate it into a protein.

This is a classic exercise for visualizing the scale of the Solar System.

In this activity, learners make balloon models of disease-causing bacteria.

In this activity, learners build models of comets, using edible materials, to learn about comets' structure.

In this activity, learners solidify their conceptualization of cells by building a model of a cell in a ziplock bag.