What caused the collapse of the environment on Rapa Nui (Easter Island)? Who constructed the Moai? What was their purpose? Class members assume the role of investigators and use evidence drawn from field studies, ships' logs, and...

Learners examine the economic and ecological benefits of forest canopies. They read and discuss an article, answer questions, conduct research, draw field sketches of a canopy ecosystem, conduct a feasibility study, or prepare tourist...

Students research island formation, plot locations on a map and make an analysis of why some islands are formed where they are.

Students become history detectives as they research, and later discuss, various theories about Rapa Nui. They study written language using symbols and create their own symbol language.

Students investigate the properties and uses of rocks and minerals. They build towers using only one material from a pile of stones, tiles, wood, etc. provided by the teacher. Students test the hardness of rocks by scratching them with...

Seventh graders study the environmental factors that affect population growth. In this biology lesson, 7th graders create a city following certain criteria. They present their posters in class.