Comment Doesn't surprise me. We use them to Teach. (Score 1) 110
I've been using them in my Computer Eng. Problem Solving class for 3 years.
Here's a vid where freshmen measure a drop (accounting for air resistance) using a wiimote.
http://www.youtube.com/watch?v=tPCBfyQP4eE
I'd say they make a great instrument as long as you quantify your error.