Lakeshore Learning Stay Afloat real world STEM challenge

Children learn to think like real scientists & engineers—as they design, build & test a floating raft! Students will plan, build, test and then improve their designs until they are successful. Develops Skills In: Kit includes: Student challenge card, STEM careers card, 30 logs, 10 planks, 40 rubber bands, 4 foam pads, 4 weighted people, stopwatch Brand new. Pieces still sealed in the box.