Students divide into groups- Sound and Light waves. Next, teacher will say "vacuum" and the light waves should move fast while the sound waves stop in place.
The students have such fun creating a city on a white piece of paper. They spend 20-30 minutes adding housing and parks, etc. Then, HUMAN IMPACT. Student choose slips of paper that impact their city. The city must adjust!
Have your students create this clever trifold to review the concepts of Symbiosis. This is a marine themed trifold but you can adapt for land mammals and plants!