Question: what episode does cole turn back into a human

title: List of The Thundermans episodes
text: Phoebe gets upset when her science teacher gives her a B , so Hank replaces her teacher and the class ' grades . However , she unexpectedly gets a D as her new grade is after she did her project . Also , Hank falls asleep from eating one of Max 's sleeping sandwiches , and it 's up to Phoebe and Max to save him during the science presentation . Meanwhile , Nora and Billy work with Barb and Dr. Colosso to try and get rid of squirrels which entered into the house when the back door was left open . In the end , Hank gives Max one of his sleeping sandwiches for dinner causing Max to fall asleep , which leaves the family an excuse to draw on his face . Guest stars : Audrey Whitby , Jeff Meacham , Andrew Friedman ( Mr. Begbouday )