Students dissect seeds. In this seed dissection lesson, students discover the anatomy of seeds. After dissecting seeds, students hypothesize and design the perfect seed to survive in a dry forest.

Seventh graders complete two experiments to learn about harmful and helpful microorganisms. In this microorganisms lesson, 7th graders read background information about fungi, yeast, and club fungi. Students then complete two experiments...

Learners design and conduct investigations that illustrate the process of decomposition. After a lecture/demo, students simulate the process of soil composting in the classroom. They closely chart the decomposition of their soil.