Release Message:  Cory and Eric (Will Friedle) find out Amy has been lying about going to bowling and think she is having an affair. Later in the episode, Minkus discovers time travel...

Description:  Cory and Eric find out Amy has been lying about going to bowling and think she is having an affair. Mr. Feeny gives a math riddle to the class and Minkus gets it wrong while Topanga gets it right. Cory spends time trying to figure out the answer. -- Later in the episode, Minkus discovers time travel...