Students compare and contrast electromagnetic and physical waves. In this wave lesson, students discover that all waves reflect, refract, and diffract energy. Students work in small groups to experiment with waves and evaluate the type...

Students explore sound. In this "sound" science lesson, students define sound and explain how sound travels. Students experiment with paper cups and string to conclude how sound travels. Students research a chosen aspect of sound with a...

Fourth graders examine patterns that influence population density in the various regions of California. The unit's three lessons utilize graphic organizers for the interpretation and presentation of data.

Students research the life of Thomas Edison. In this Thomas Edison lesson, students explore major life events of Thomas Edison. Students investigate the inventions of Thomas Edison.  Students discover how various fields of study...