This 5E lesson is a great introduction to the Big Bang Theory and is based on the Next Generation Science Standards. Students will start by observing a simple model of the theory, conduct a lab to get them thinking about the expansion of the universe, read an article via a scavenger hunt, create art analogies to help connect ideas about the timeline in which the universe was created, and have multiple options for assessment. The only required materials are some balloons, string, rulers, a few pe