STEM Elementary Classroom ProjectIn this activity, students will work in groups to create a catapult from popsicle sticks. They will modify their catapult in order to produce the best launch possible. Kids will have a great time launching mini marshmallows across the room while learning about potential and kinetic energy. ***If you are interested in a differentiated version of this resource for grades K-8, please click here.This STEM Activity Challenge includes teacher instructions, student in