This contestant has traveled to outer space, so he's confident he can land on $100,000. He blasts through the questions, but feels the pressure along the way. He even considers cheating when he gets lost in the 5th grade!

This contestant fights fires for a living, but will the heat in the classroom be too much for him to take?

A medical practitioner thinks she has enough degrees to ace elementary school, but she only gets to 2nd grade before she considers using a cheat!