123movies
The Big Bang Theory S1E13 poster

Watch The Big Bang Theory – Season 1 Episode 13: The Bat Jar Conjecture

The Big Bang Theory • Season 1, Episode 13 • 22 min • 2007 • ⭐ 7.9/10 • Comedy

Cast: Jim Parsons , Kaley Cuoco , Johnny Galecki , Simon Helberg , Kunal Nayyar , Melissa Rauch , Mayim Bialik

Directors: Chuck Lorre , Bill Prady

Watch The Big Bang Theory – S1E13

Episode Overview

Sheldon finds himself booted from the gang's Physics Bowl team and replaced with Leslie, so he forms his own team, hoping to prove he's superior.

Episode Navigation

← Previous Episode Back to Season 1 Series Overview Next Episode →

More Episodes from Season 1

The Big Bang Theory S1E1 poster
S1E1 • 23m
Pilot
 The Big Bang Theory S1E2 poster
S1E2 • 21m
The Big Bran Hypothesis
 The Big Bang Theory S1E3 poster
S1E3 • 22m
The Fuzzy Boots Corollary
 The Big Bang Theory S1E4 poster
S1E4 • 21m
The Luminous Fish Effect
 The Big Bang Theory S1E5 poster
S1E5 • 20m
The Hamburger Postulate
 The Big Bang Theory S1E6 poster
S1E6 • 21m
The Middle-Earth Paradigm
 The Big Bang Theory S1E7 poster
S1E7 • 21m
The Dumpling Paradox
 The Big Bang Theory S1E8 poster
S1E8 • 20m
The Grasshopper Experiment
 The Big Bang Theory S1E9 poster
S1E9 • 19m
The Cooper-Hofstadter Polarization
 The Big Bang Theory S1E10 poster
S1E10 • 21m
The Loobenfeld Decay
 The Big Bang Theory S1E11 poster
S1E11 • 22m
The Pancake Batter Anomaly
 The Big Bang Theory S1E12 poster
S1E12 • 20m
The Jerusalem Duality
 The Big Bang Theory S1E14 poster
S1E14 • 20m
The Nerdvana Annihilation
 The Big Bang Theory S1E15 poster
S1E15 • 22m
The Pork Chop Indeterminacy
 The Big Bang Theory S1E16 poster
S1E16 • 20m
The Peanut Reaction
 The Big Bang Theory S1E17 poster
S1E17 • 20m
The Tangerine Factor

Watch More TV Episodes Online

Stream The Big Bang Theory and thousands of other TV series in HD on 123movies. Browse all TV series, explore genres, or find shows by year.