The Super Coaster! How cool of a STEM project would this be? Make marble roller coasters out of paper and tape. Maybe for an ambitious Junior Entertainment Technology badge requirement -- or as inspiration for one at least.
Growing a STEM Classroom: STEM Challenge.Can you build a free-standing tower from all of the noodle pieces? Describe outcomes of an investigation. Understand that making a change to an investigation may change the outcome(s) of the investigation.