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The Best Episodes of The Big Bang Theory Season 6

Every episode of The Big Bang Theory Season 6 ranked from best to worst. Discover the Best Episodes of The Big Bang Theory Season 6!

Binge this in 8h 12m•Peaking at 8.0/10

Physicists Leonard and Sheldon find their nerd-centric social circle with pals Howard and Raj expanding when aspiring actress Penny moves in next door.

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Episode Rankings

  1. #1 Fan Favorite
    The Big Bang Theory Season 6 Episode 1 - The Date Night Variable
    7.2/10(59 votes)

    #1 - The Date Night Variable

    S6:E1

    With his friends on dates, Raj must face his loneliness. Also, Wolowitz is caught in an argument between Bernadette and his mom, even while he’s in space.

    Director:Mark Cendrowski
    Writer:Unknown

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  2. The Big Bang Theory Season 6 Episode 2 - The Decoupling Fluctuation
    7.3/10(47 votes)

    #2 - The Decoupling Fluctuation

    S6:E2

    When Sheldon learns that Penny is thinking about breaking up with Leonard, he tries to intervene. Meanwhile, in space, the other astronauts pick on Howard.

    Director:Mark Cendrowski
    Writer:Unknown

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  3. The Big Bang Theory Season 6 Episode 3 - The Higgs Boson Observation
    7.4/10(48 votes)

    #3 - The Higgs Boson Observation

    S6:E3

    Amy feels threatened when Sheldon hires a young female assistant, and the pressure of being in space takes its toll on Wolowitz.

    Director:Mark Cendrowski
    Writer:Unknown

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  4. The Big Bang Theory Season 6 Episode 4 - The Re-Entry Minimization
    7.7/10(48 votes)

    #4 - The Re-Entry Minimization

    S6:E4

    When Wolowitz returns from space, he doesn’t get the hero’s welcome he expected. Meanwhile, Game Night turns into a battle of the sexes.

    Director:Mark Cendrowski
    Writer:Unknown

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  5. The Big Bang Theory Season 6 Episode 5 - The Holographic Excitation
    7.5/10(46 votes)

    #5 - The Holographic Excitation

    S6:E5

    The gang celebrates Halloween at Stuart’s comic book store. Meanwhile, Leonard seduces Penny with science.

    Director:Mark Cendrowski
    Writer:Unknown

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  6. The Big Bang Theory Season 6 Episode 6 - The Extract Obliteration
    7.2/10(49 votes)

    #6 - The Extract Obliteration

    S6:E6

    Sheldon’s relationship with Stephen Hawking is threatened over a game of “Words with Friends,” and Penny secretly enrolls in a class at the local college.

    Director:Mark Cendrowski
    Writer:Unknown

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  7. The Big Bang Theory Season 6 Episode 7 - The Habitation Configuration
    7.3/10(48 votes)

    #7 - The Habitation Configuration

    S6:E7

    Wolowitz struggles with moving out of his mother’s house. Meanwhile, Sheldon is caught in the middle of an argument between Amy and Wil Wheaton.

    Director:Mark Cendrowski
    Writer:Unknown

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  8. The Big Bang Theory Season 6 Episode 8 - The 43 Peculiarity
    7.8/10(53 votes)

    #8 - The 43 Peculiarity

    S6:E8

    Raj and Howard try to to figure out why Sheldon disappears at 2:45 every afternoon; jealousy arises in Penny and Leonard's relationship.

    Director:Mark Cendrowski
    Writer:Unknown

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  9. The Big Bang Theory Season 6 Episode 9 - The Parking Spot Escalation
    7.8/10(51 votes)

    #9 - The Parking Spot Escalation

    S6:E9

    When the University reassigns Sheldon’s parking spot to Wolowitz, their fight affects the whole gang.

    Director:Peter Chakos
    Writer:Unknown

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  10. The Big Bang Theory Season 6 Episode 10 - The Fish Guts Displacement
    7.7/10(50 votes)

    #10 - The Fish Guts Displacement

    S6:E10

    When Amy gets sick, Sheldon tries to nurse her back to health; Wolowitz and his father-in-law plan a fishing trip.

    Director:Mark Cendrowski
    Writer:Unknown

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  11. The Big Bang Theory Season 6 Episode 11 - The Santa Simulation
    7.5/10(49 votes)

    #11 - The Santa Simulation

    S6:E11

    During a Dungeons and Dragons game, Sheldon revisits Christmas memories; Amy, Penny and Bernadette look for a date for Raj.

    Director:Mark Cendrowski
    Writer:Unknown

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  12. The Big Bang Theory Season 6 Episode 12 - The Egg Salad Equivalency
    7.7/10(53 votes)

    #12 - The Egg Salad Equivalency

    S6:E12

    When Sheldon is accused of sexual harassment, he ends up getting Raj, Leonard and Howard in trouble.

    Director:Mark Cendrowski
    Writer:Unknown

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  13. The Big Bang Theory Season 6 Episode 13 - The Bakersfield Expedition
    8.0/10(49 votes)

    #13 - The Bakersfield Expedition

    S6:E13

    As the guys don costumes and go on a road trip to a comic book convention, the ladies decide to stay home and try to interpret a comic book.

    Director:Mark Cendrowski
    Writer:Unknown

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  14. The Big Bang Theory Season 6 Episode 14 - The Cooper/Kripke Inversion
    7.4/10(48 votes)

    #14 - The Cooper/Kripke Inversion

    S6:E14

    Sheldon faces a crisis of confidence when he is forced to work with his nemesis, Barry Kripke; Raj and Howard buy expensive action figures of themselves.

    Director:Mark Cendrowski
    Writer:Unknown

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  15. The Big Bang Theory Season 6 Episode 15 - The Spoiler Alert Segmentation
    7.6/10(45 votes)

    #15 - The Spoiler Alert Segmentation

    S6:E15

    A fight between Sheldon and Leonard impacts Amy and Penny's living arrangements; while Howard is away, Raj helps Mrs. Wolowitz out.

    Director:Mark Cendrowski
    Writer:Unknown

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  16. The Big Bang Theory Season 6 Episode 16 - The Tangible Affection Proof
    7.4/10(48 votes)

    #16 - The Tangible Affection Proof

    S6:E16

    The guys search for a perfect Valentine's Day gift for their significant others; Stuart and Raj host a "lonely people" party at the comic book store.

    Director:Mark Cendrowski
    Writer:Unknown

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  17. The Big Bang Theory Season 6 Episode 17 - The Monster Isolation
    7.6/10(46 votes)

    #17 - The Monster Isolation

    S6:E17

    After a bad date, Koothrappali decides to never leave his apartment; Penny's acting skills impress Sheldon.

    Director:Mark Cendrowski
    Writer:Unknown

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  18. The Big Bang Theory Season 6 Episode 18 - The Contractual Obligation Implementation
    7.6/10(46 votes)

    #18 - The Contractual Obligation Implementation

    S6:E18

    Leonard, Sheldon and Howard give lectures on science to junior high students. The girls ditch work to go to Disneyland. Raj devises a date for Lucy that fixes their social anxiety problems.

    Director:Mark Cendrowski
    Writer:Unknown

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  19. The Big Bang Theory Season 6 Episode 19 - The Closet Reconfiguration
    7.5/10(45 votes)

    #19 - The Closet Reconfiguration

    S6:E19

    Howard considers whether or not he should open a letter from his father; Penny and Leonard host a "grown-up" cocktail party.

    Director:Anthony Rich
    Writer:Unknown

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  20. The Big Bang Theory Season 6 Episode 20 - The Tenure Turbulence
    7.7/10(45 votes)

    #20 - The Tenure Turbulence

    S6:E20

    The girls get involved when Leonard, Sheldon and Raj compete for tenure at the University.

    Director:Mark Cendrowski
    Writer:Unknown

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  21. The Big Bang Theory Season 6 Episode 21 - The Closure Alternative
    7.7/10(48 votes)

    #21 - The Closure Alternative

    S6:E21

    Amy tries to help Sheldon get over his compulsive need for closure when one of his favorite TV shows is canceled; Raj discovers a secret about Lucy.

    Director:Mark Cendrowski
    Writer:Unknown

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  22. The Big Bang Theory Season 6 Episode 22 - The Proton Resurgence
    7.7/10(46 votes)

    #22 - The Proton Resurgence

    S6:E22

    Leonard and Sheldon hire the host (Bob Newhart) of their favorite childhood TV show to perform; Bernadette and Howard run into trouble while dog-sitting for Raj's pet.

    Director:Mark Cendrowski
    Writer:Unknown

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  23. The Big Bang Theory Season 6 Episode 23 - The Love Spell Potential
    7.6/10(45 votes)

    #23 - The Love Spell Potential

    S6:E23

    A date between Raj and Lucy takes both of them out of their comfort zones. After a trip to Las Vegas goes awry, the girls join in on a Dungeons and Dragons game, which causes Amy and Sheldon to re-evaluate their relationship.

    Director:Anthony Rich
    Writer:Unknown

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  24. The Big Bang Theory Season 6 Episode 24 - The Bon Voyage Reaction
    7.4/10(48 votes)

    #24 - The Bon Voyage Reaction

    S6:E24

    When Leonard receives an exciting opportunity to work overseas, Penny and Sheldon are thrown for a loop. Raj and Lucy's relationship comes to a crossroad.

    Director:Mark Cendrowski
    Writer:Unknown

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Season 6 Ratings Summary

"The Date Night Variable" is the best rated episode of "The Big Bang Theory" season 6. It scored 7.2/10 based on 59 votes. Directed by Mark Cendrowski and written by Unknown, it aired on 9/27/2012. This episode is rated 0.1 points higher than the second-best, "The Decoupling Fluctuation".