Episode Titles: Calculation
You are viewing a list of 1 The Big Bang Theory episode featuring "Calculation" in their title.
Season 12, Episode 3 - The Procreation Calculation
Aired October 4, 2018
The Wolowitzes' life gets complicated when Stuart starts bringing his new girlfriend home. Also, Penny and Leonard talk about starting a family while Koothrappali explores an arranged marriage.