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In this group activity, learners will mark important developments of life on Earth on a timeline (each foot in length representing 200 million years).

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

In this matching game, learners study the limits of life on Earth to see what other places in the solar system might sustain microbial life.

Exponga estos pósteres en el salón o déjelos donde los chicos los puedan explorar. Los chicos buscan las respuestas en libros de consulta o en línea.

In this group activity, learners consider environmental conditions—temperature, presence of water, atmosphere, sunlight, and chemical composition—on planets and moons in our solar system to determine

In this activity, learners build a model of a self-sustaining habitat (growing grass and beans from seeds).

In this activity, learners survey living organisms near where they live or go to school, and create a local field guide.