Curated OER
Comparison of Evolution Mechanism
In this comparison of evolution worksheets, students read information about Lamarck's hypothesis of evolution and Darwin's hypothesis of evolution. Students then rate the scenarios given as either supportive of Lamarck's or Darwin's...
Curated OER
Make a Refrigerator
Third graders explore the concept of heat transfer as experienced in wearing winter clothing and analyzing the refrigerator.
Curated OER
Optical Illusions
Learners investigate optical illusions. In this optical illusions lesson plan, students explore perception. Learners analyze optical illusions and determine common misconceptions.
Physics Classroom
The Physics Classroom: Circular and Satellite Motion: Weightlessness in Orbit
Through illustrated examples and practice problems, this interactive physics tutorial helps students clear up their possible misconceptions about weightlessness.