Students explore the use of sundials. They observe the shadows cast by the sun and record the times at various points throughout the day. They create sundials and record the location of the shadows and the time of day. They view a...

Students read the Civil Rights Project report. Students collect data from graduation rates in their school/district or city. Students compare state and local data. Students discuss and analyze minority graduation rates. Students compare...

Students use plaster of Paris, talc, and cornstarch to create their own chalk. They hypothesize what mixture of ingredients produce the "best" chalk. Students discuss what they think are the characteristics of the "best" chalk.

Fourth graders access prior knowledge of rocks and minerals. In this petroglyphs lesson, 4th graders become familiar with artwork on rocks. Students create original artworks using rock art.

Students explore the most dangerous volcanoes on Earth, plot their locations, and research different volcanic hazards.