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In this activity on page 3 of the PDF, learners visualize the relative size and structural differences between microbes that have the potential to cause disease.

In this engineering activity (page 3 of PDF), young learners investigate how a pole can be made stable by “planting” its base in the ground or adding supports to the base.

In this activity, learners create a soil and water model of a single-cell life environment and study living microorganisms.

Build and test a scale model of a rainforest canopy walkway.

In this hands-on activity, learners investigate the functional design of leaves on a tree.

In this activity, learners create an origami model of DNA, demonstrating its double helix structure.