The Wind Up Chattering Teeth is a hilarious desk toy. This smiling wind up toy will provide you with some good office fun and stress relief. Wind one up to have a set of bouncing biters on your desk.

For even more fun, get more than one of these chattering choppers and host a race with your co-workers (you might end up with some crazy results; these teeth have a mind of their own). Let the Wind Up Chattering Teeth hop around your workspace and you'll be flashing a smile of your own pearly whites  in no time!

T-t-t-t-toothy Fun THE classic novelty item (even ahead of the whoopee cushion and rubber vomit, we think) is a set of chattering choppers. Auto-dentures. Invented by Eddy Goldfarb in 1949. 

These are 2-1/2″ dia, with a wind-up key.