In this fan-favorite episode, Sheldon experiences a severe case of "physicist's block" while trying to figure out why electrons behave as if they have no mass when traveling through graphene.
: Deprived of sleep for three days, Sheldon breaks into a children's play center and hides in a ball pit. This leads to the iconic scene where he repeatedly pops up, yelling "Bazinga!" as Leonard tries to catch him. Watch www xrysoi se The Big Bang Theory -S03E14-
: The employment agency worker who sarcastically deals with Sheldon is played by Yeardley Smith , the long-time voice of Lisa Simpson on The Simpsons . In this fan-favorite episode, Sheldon experiences a severe
: The ball pit scene was so funny that an outtake exists of Jim Parsons unable to stop laughing during the "Bazinga" takes. The Einstein Approximation | The Big Bang Theory Wiki : The employment agency worker who sarcastically deals
