Exploratorium staff educator Don Rathjen makes some noise with this activity about Newton’s laws.
Whack-a-Stack activity: http://www.raft.net/ideas/Whack%20a%20Stack.pdf
The Old Tablecloth Trick (related):
http://www.raft.net/ideas/Old%20Tablecloth%20Trick.pdf
More of Don Rathjen’s activities: www.exo.net/~donr
