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This modeling activity allows learners to discover for themselves what Mendel uncovered in his famous pea experiments.

In this plant science activity, learners role play as vegetables and weeds competing for nutrients.

In this activity, learners will examine a variety of seeds, describe them, and determine how they are dispersed.

In this activity, learners explore how various energy sources can be used to cause a turbine to rotate.

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