Where to stream The Big Bang Theory

Season 3

The Big Bang Theory

Comedy
Romance
TV-PG
8.2 / 10

Season released 21st Sep, 2009.

Where to Watch

Apple TV

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Free

All seasons may not be available on all providers.

Season 3 Episodes

S03 Episode 1

The Electric Can Opener Fluctuation

Sheldon goes back to Texas in disgrace when he learns that his friends tampered with his Arctic expedition data, because his quest for a breakthrough was becoming unbearable to live with.

21 mins · Mon, 21 Sep 2009

S03 Episode 2

The Jiminy Conjecture

Leonard and Penny feel awkward around each other after their romantic liaison. They agree to be friends, but both find it hard to fight their attraction to each other. Meanwhile, Sheldon and Howard make a bet to determine a species of cricket.

21 mins · Mon, 28 Sep 2009

S03 Episode 3

The Gothowitz Deviation

Leonard tries to mould Penny into his dream woman and rewards her with chocolate when she does things he approves of in the hope that she will keep doing them.

20 mins · Mon, 5 Oct 2009

S03 Episode 4

The Pirate Solution

Raj must find a job or he'll be sent back to India. Desperate for employment, he even agrees to work for Sheldon so he can stay in the country.

21 mins · Mon, 12 Oct 2009

S03 Episode 5

The Creepy Candy Coating Corollary

Sheldon enters a competition but is annoyed when he finds out that Star Trek actor Wil Wheaton is participating, because Wil cancelled his appearance at a sci-fi convention that Sheldon had attended as a child.

21 mins · Mon, 19 Oct 2009

S03 Episode 6

The Cornhusker Vortex

Sheldon teaches Leonard about football so that he can try to fit in with Penny's friends. During the game, Leonard attempts to demonstrate what he has learned, but his explanations alienate him from the group.

19 mins · Mon, 2 Nov 2009

S03 Episode 7

The Guitarist Amplification

Sheldon finds Leonard and Penny's arguments about Penny's male friend staying over 'inconvenient', and reveals that his parents fought a lot when he was a child and he hates to hear people arguing.

19 mins · Mon, 9 Nov 2009

S03 Episode 8

The Adhesive Duck Deficiency

Leonard, Raj and Howard go on a mind-altering camping trip. Back home, Penny dislocates her shoulder when she slips in the shower, and Sheldon tries to drive her to hospital after Penny discovers she can't drive.

20 mins · Mon, 16 Nov 2009

S03 Episode 9

The Vengeance Formulation

Wolowitz is scared about committing to Bernadette and so avoids her. He soon realises he's made a mistake and to compensate, proposes to her.

19 mins · Mon, 23 Nov 2009

S03 Episode 10

The Gorilla Experiment

Penny feels left out when Bernadette shows an interest in science and so asks Sheldon to teach her about it. Eventually, she surprises everyone with what she's learned.

21 mins · Mon, 7 Dec 2009

S03 Episode 11

The Maternal Congruence

Leonard is horrified when his mother, Beverly, turns up unannounced. His horror turns to anger when he learns that Sheldon knew about the visit and had found out about his parents' divorce before him.

19 mins · Mon, 14 Dec 2009

S03 Episode 12

The Psychic Vortex

Sheldon and Raj go to a university party, Leonard disapproves of Penny's belief in psychics, and Raj lusts after a girl named Abby whom he meets at the party. Will he finally get the girl?

19 mins · Mon, 11 Jan 2010

S03 Episode 13

The Bozeman Reaction

Leonard and Sheldon's flat is burgled. Determined to outwit any thieves, the gang work on creating a state-of-the-art security system to protect the apartment.

20 mins · Mon, 18 Jan 2010

S03 Episode 14

The Einstein Approximation

Sheldon has 'theorist block' and is finding it difficult to muddle through a formula he's been working on. Taking inspiration from Albert Einstein, he takes a job at the Cheesecake Factory to try to kick start his creativity.

18 mins · Mon, 1 Feb 2010

S03 Episode 15

The Large Hadron Collision

Leonard is invited to Switzerland to see the world's largest particle accelerator. When he asks Penny to go with him as a Valentine's Day treat, Sheldon searches for a way to take her place.

21 mins · Mon, 8 Feb 2010

S03 Episode 16

The Excelsior Acquisition

Sheldon is sent to prison after riling a judge for making him miss a meeting.

21 mins · Mon, 1 Mar 2010

S03 Episode 17

The Precious Fragmentation

A ring used in the film The Lord of the Rings causes a squabble within the gang.

20 mins · Mon, 8 Mar 2010

S03 Episode 18

The Pants Alternative

Sheldon has been awarded a prestigious prize by the university, but is scared of collecting the gong at a ceremony because he knows he'll have to give a speech.

21 mins · Mon, 22 Mar 2010

S03 Episode 19

The Wheaton Recurrence

Leonard tells Penny that he loves her but doesn't get the response he would have liked. Elsewhere, the gang go bowling and get a surprise when Sheldon's enemy is playing in the opposing team.

21 mins · Mon, 12 Apr 2010

S03 Episode 20

The Spaghetti Catalyst

Sheldon tries to hide his friendship with Penny from Leonard, but it isn't long before his double life is exposed to Penny and Leonard. Can Penny and Leonard keep their friendships with Sheldon without hurting each other?

20 mins · Mon, 3 May 2010

S03 Episode 21

The Plimpton Stimulation

Sheldon meets a famous physicist online and invites her over to the flat, where she ends up flirting with Leonard and visiting him in his bedroom.

21 mins · Mon, 10 May 2010

S03 Episode 22

The Staircase Implementation

A flashback to the start of Sheldon and Leonard's friendship seven years previously explains the housemate agreement, and how Sheldon saved the lives of his friends.

20 mins · Mon, 17 May 2010

S03 Episode 23

The Lunar Excitation

Raj and Howard register Sheldon for online dating and find the perfect woman, and Penny seduces Leonard while she's drunk, but regrets it the next day. Will Leonard regret their encounter?

20 mins · Mon, 24 May 2010

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