Out of this world!

Ethan Flask, the sixth-grade science teacher at Einstein Elementary, and his students explore space. 5, 4, 3, 2, 1 ... Mr. Flask and the kids at Einstein Elementary are about to blast off into a super-cool study of space science. Meanwhile, one of Mr. Flask's lab assistans thinks he's solved a big mystery here on Earth: Is Professor von Offel actually a ghost? Prescott's got the answer, but can he collect the evidence?Another hilarious episode in the ongoing Mad Science series!