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In this environmental science activity, learners research what is essential for plant life and the necessary components of soil to support plants.

In this activity, groups of learners work together to create edible models of chemicals involved in autotrophic nutrition.

In this lab, learners evaluate the relative effectiveness of various chemical substances (i.e. garlic powder, bathroom cleaner, mouthwash, etc.) as antimicrobial agents.

Learners design their own experiment to determine conditions that either help or hinder the decomposition of carrots by soil microbes.

In this health activity (on page 3 of the PDF), learners will learn about the body‘s defenses against invasion from tiny particles.