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In this activity, learners make their own edible DNA double helix out of candy and find out about the shape of DNA.

In this activity (last activity on the page), learners make a model of the eardrum (also called the "tympanic membrane") and see how sound travels through the air.

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

In this activity (located on page 5 of PDF), learners work in groups to create dig sites for display.

In this quick activity about pollutants and groundwater (page 2 of PDF under Water Clean-up Activity), learners build a model well with a toilet paper tube.

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

In this activity about engineering, nutrition, and physical activity, learners design and build a healthy bone model of a space explorer which is strong enough to withstand increasing amounts of weigh

In this activity, learners build one or more edible coral polyps and place them together to form a colony.

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