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In this activity, learners construct models of plants that are adapted to living under specific environmental conditions.

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

In this activity, learners make a miniature greenhouse or "terrarium" to explore the greenhouse effect.

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, a group of learners work collaboratively to design and construct a paper model showing the evolution of an environment through multiple stages, from prehistory through the modern cit