PBS
Pbs Teachers: Life's Big Questions: How Did the Universe Begin?
Investigate the Big Bang Theory of the origin of the universe by researching the light spectrum and the actions of light waves. Create models that illustrate red shift in a moving star and the expansion of the universe.
PBS
Pbs Teachers: Mysteries of the Universe
Consider the issues surrounding the world of space exploration including the new fields of archaeoastronomy and astrobiology. Investigate zero gravity, the Big Bang theory, life in space and how sound travels in a vacuum.
NASA
Nasa Star Child: The Universe (Level 2)
This site provides a description of the universe and what it contains. Includes links to definitions, activities, and an audio song. Printable version available.