Use this fun, Montessori inspired lesson to teach students about the different stages of the Big Bang and creation theory! Stages go along with the read aloud It Started With a Bang by Floor Ball. Included is a slideshow with the read aloud, the different stages of the Big Bang, and a interactive worksheet for students to complete with the slideshow, where the students cut and paste the different stages in order. Used in a 1st-3rd grade classroom, so 2 differentiated worksheets are included. Wor