Activity
Other

The Expanding Balloon Experiment

For Students 6th - 8th
Great science experiment to help aide in the understanding of the Big Bang Theory. Students are able to complete this experiment with little materials and individually.
Website
Other

Montana State Univ.: Expanding Universe (Lesson Plan)

For Teachers 9th - 10th
This site has a lesson plan in which students gather evidence supporting the Big Bang Theory using a balloon model of the expanding universe.