Morning Mindbender- March 15 15 Mar 12

The first version of this was invented in about 1875, and once 2007 rolled around about 50 million people were using them. What is it?

Answer: The treadmill. It was originally made for “mobile power”– for churning butter and threshing grains.

Congratulations to Gerry Wendinger of New Ulm- winner!