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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 build and test a compass. Learners work in pairs and pretend they are stuck in the wilderness at night.

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

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

In this activity, learners take on the role of a carbon atom and record which reservoirs in the carbon cycle they visit.

In this activity, learners take an indoor nature walk and discover various objects that have been brought in from the outdoor environment.