Curated OER
Photosynthesis Study Guide
In this photosynthesis worksheet, learners answer 18 questions in a combination of multiple choice and short answers including the completion of a table.
Curated OER
Oxygen Cycle
Students run clockwise around a track in the gym, pretending they are the blood that carries oxygen through the body. They go to the "mouth" station where they take three breaths and pick up an object that represents oxygen. Students...
Curated OER
Oxygen Factory
Fourth graders examine the interdependence of the oxygen and carbon dioxide cycle in an ecosystem through a laboratory investigation. After a lecture/demo, 4th graders complete the lab in groups.