Students explore what astronomers are able to examine our galaxy and universe by examining light. They explore in this sub-unit the formation of the universe, commonly called "The Big Bang," and it follows studying from the Light: The...

Fourth graders investigate the process of water erosion. They observe the roots of a plant and discuss the concept of erosion. Next, in small groups they conduct an experiment to observe how water erodes soil on a stream table, and...

Fifth graders investigate the Earth's rotation and revolution and the moon's orbit around the Earth. They participate in a class discussion about how night and day occur, and take notes. Next, they watch a video about the solar system...

Fourth graders study the Grand Canyon. They research the Grand Canyon and locate the Colorado River on the map of Arizona. They discuss erosion and read how sedimentary rock was formed. They view photographs of the Grand Canyon and...

Students explore the global warming issue. They brainstorm about things they have heard about the "greenhouse effect" and "global warming." In addition, they collaborate with their peers to exchange ideas about the issue.