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The Best Episodes of The Big Bang Theory Season 11

Every episode of The Big Bang Theory Season 11 ranked from best to worst. Discover the Best Episodes of The Big Bang Theory Season 11!

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

Season 11 Ratings Summary

"The Proposal Proposal" is the best rated episode of "The Big Bang Theory" season 11. It scored 7.5/10 based on 3267 votes. Directed by Mark Cendrowski and written by N/A, it aired on 9/25/2017. This episode is rated 0.3 points higher than the second-best, "The Retraction Reaction".

  • The Proposal Proposal
    7.5/103,267 votes

    #1 - The Proposal Proposal

    Season 11 Episode 1 - Aired 9/25/2017

    In the eleventh season opener, Amy gives Sheldon an answer to his proposal while Howard and Bernadette struggle with some unexpected news.

    Director: Mark Cendrowski

    Writer: N/A

  • The Retraction Reaction
    7.2/102,911 votes

    #2 - The Retraction Reaction

    Season 11 Episode 2 - Aired 10/2/2017

    Leonard angers the university – and the entire physics community – after he gives an embarrassing interview. Also, Amy and Bernadette bond over having to hide their success from Sheldon and Howard.

    Director: Mark Cendrowski

    Writer: N/A

  • The Relaxation Integration
    7.0/102,769 votes

    #3 - The Relaxation Integration

    Season 11 Episode 3 - Aired 10/9/2017

    Sheldon and Amy struggle with picking a wedding date, which stresses out Sheldon and causes him talking in his sleep. Meanwhile, Raj and Stuart fight over the attention of one of Bernadette's co-workers.

    Director: Mark Cendrowski

    Writer: N/A

  • The Explosion Implosion
    7.1/102,702 votes

    #4 - The Explosion Implosion

    Season 11 Episode 4 - Aired 10/16/2017

    As Howard worries about fatherhood, he and Sheldon bond when they jointly assemble a model rocket. Meanwhile, Penny bonds with Leonard's mother, Beverly, much to his concern.

    Director: Mark Cendrowski

    Writer: N/A

  • The Collaboration Contamination
    7.3/102,724 votes

    #5 - The Collaboration Contamination

    Season 11 Episode 5 - Aired 10/23/2017

    Sheldon and Raj confide in Bernadette when they can't handle Amy and Howard working together on a science project. Also, Penny and Leonard learn new tactics for how to deal with Sheldon from an unlikely source.

    Director: Nikki Lorre

    Writer: N/A

  • The Proton Regeneration
    7.2/102,693 votes

    #6 - The Proton Regeneration

    Season 11 Episode 6 - Aired 11/2/2017

    Sheldon goes head-to-head with Wil Wheaton for the role of the new Professor Proton. Also, Penny steps in to take care of Halley when Bernadette and Howard both wind up on bed rest.

    Director: Mark Cendrowski

    Writer: N/A

  • The Geology Methodology
    7.4/102,718 votes

    #7 - The Geology Methodology

    Season 11 Episode 7 - Aired 11/9/2017

    Sheldon and Bert collaborate on a research project, despite Sheldon’s embarrassment. Also, Penny and Bernadette coach Raj on how to navigate his relationship with Ruchi.

    Director: Mark Cendrowski

    Writer: N/A

  • The Tesla Recoil
    7.1/102,627 votes

    #8 - The Tesla Recoil

    Season 11 Episode 8 - Aired 11/16/2017

    Leonard and Howard are furious after they learn Sheldon went to work with the military behind their backs. Also, while Bernadette is on bed rest, she asks Raj to do some digging when she suspects that Ruchi might be trying to take over her projects at work.

    Director: Anthony Joseph Rich

    Writer: N/A

  • The Bitcoin Entanglement
    7.7/102,851 votes

    #9 - The Bitcoin Entanglement

    Season 11 Episode 9 - Aired 11/30/2017

    Sheldon tries to teach the guys a lesson after they cut him out of a potentially valuable Bitcoin investment. Also, a seven-year-old video reveals a secret about Leonard and Penny's relationship.

    Director: Mark Cendrowski

    Writer: N/A

  • The Confidence Erosion
    7.3/102,645 votes

    #10 - The Confidence Erosion

    Season 11 Episode 10 - Aired 12/7/2017

    Sheldon and Amy try to eliminate stress from wedding planning by applying math to the process. Also, Raj “breaks up” with Howard after realizing his best friend is actually hurting his confidence.

    Director: Mark Cendrowski

    Writer: N/A

  • The Celebration Reverberation
    7.1/102,585 votes

    #11 - The Celebration Reverberation

    Season 11 Episode 11 - Aired 12/14/2017

    Raj and Howard's feud continues as the gang plan Halley's first birthday party. Sheldon's surprise for Amy's birthday goes awry when they get food poisoning. Also, Leonard gets a Christmas letter from his brother that causes him to spiral out about his own lack of accomplishments.

    Director: Mark Cendrowski

    Writer: N/A

  • The Matrimonial Metric
    7.4/102,630 votes

    #12 - The Matrimonial Metric

    Season 11 Episode 12 - Aired 1/4/2018

    Sheldon and Amy try to pick their Best-Man and Maid of Honor by experimenting on the gang.

    Director: Mark Cendrowski

    Writer: N/A

  • The Solo Oscillation
    7.2/102,612 votes

    #13 - The Solo Oscillation

    Season 11 Episode 13 - Aired 1/11/2018

    When Sheldon kicks Amy out to work solo, she and Leonard bond during a series of science experiments. Also, Bert the geologist replaces Wolowitz in the band Footprints on the Moon, and Sheldon finds Penny a surprising source of scientific inspiration.

    Director: Mark Cendrowski

    Writer: N/A

  • The Separation Triangulation
    7.2/102,663 votes

    #14 - The Separation Triangulation

    Season 11 Episode 14 - Aired 1/18/2018

    Raj finds himself in the middle of domestic drama when he learns the woman he's dating, has a very upset husband. Also, when Sheldon rents his old room back for a quiet place to work, he drives Leonard crazy by being a model tenant.

    Director: Mark Cendrowski

    Writer: N/A

  • The Novelization Correlation
    7.4/102,604 votes

    #15 - The Novelization Correlation

    Season 11 Episode 15 - Aired 2/1/2018

    Leonard's book raises questions, and Amy guest stars on the new Professor Proton show.

    Director: Mark Cendrowski

    Writer: N/A

  • The Neonatal Nomenclature
    7.1/102,532 votes

    #16 - The Neonatal Nomenclature

    Season 11 Episode 16 - Aired 3/1/2018

    When Bernadette won't go into labor, the gang tries different tactics to get things started. Also, Howard confronts Bernadette after Amy accidentally reveals she's already chosen their son's name.

    Director: Gay Linvill

    Writer: N/A

  • The Athenaeum Allocation
    6.8/102,547 votes

    #17 - The Athenaeum Allocation

    Season 11 Episode 17 - Aired 3/8/2018

    Leonard jumps through hoops to help secure the perfect wedding venue for Sheldon and Amy. Also, Bernadette and Howard have a hard time deciding who should stay at home with the kids and who should go back to work.

    Director: Mark Cendrowski

    Writer: N/A

  • The Gates Excitation
    7.1/102,586 votes

    #18 - The Gates Excitation

    Season 11 Episode 18 - Aired 3/29/2018

    Bill Gates visits Penny's work, and the gang schemes to meet him. Hilarity ensues. Meanwhile, Sheldon is convinced that he's a target of an April's Fools prank.

    Director: Mark Cendrowski

    Writer: N/A

  • The Tenant Disassociation
    7.2/102,544 votes

    #19 - The Tenant Disassociation

    Season 11 Episode 19 - Aired 4/5/2018

    When Leonard learns Sheldon is the president of the tenants association, he decides to run against him. Also, Bernadette encourages Howard and Raj to find the owner of a drone after they find it in the backyard.

    Director: Mark Cendrowski

    Writer: N/A

  • The Reclusive Potential
    7.1/102,545 votes

    #20 - The Reclusive Potential

    Season 11 Episode 20 - Aired 4/12/2018

    A brilliant but reclusive scientist, Doctor Wolcott, invites Sheldon to his cabin in the middle of nowhere, and Leonard, Raj and Howard go along for the trip. Also, Penny and Bernadette improvise after Amy doesn’t like the tame bachelorette party they planned for her.

    Director: Mark Cendrowski

    Writer: N/A

  • The Comet Polarization
    7.4/102,565 votes

    #21 - The Comet Polarization

    Season 11 Episode 21 - Aired 4/19/2018

    Sheldon’s comic book store experiences changes when writer Neil Gaiman puts Stuart’s store on the map. Also, friendships are threatened when Raj takes credit for Penny's astronomical discovery.

    Director: Mark Cendrowski

    Writer: N/A

  • The Monetary Insufficiency
    7.2/102,492 votes

    #22 - The Monetary Insufficiency

    Season 11 Episode 22 - Aired 4/26/2018

    Sheldon goes to Vegas to win money for science. Also, Penny and Bernadette take Amy wedding dress shopping, but her terrible choice entangles them in a web of lies.

    Director: Nikki Lorre

    Writer: N/A

  • The Sibling Realignment
    7.7/102,687 votes

    #23 - The Sibling Realignment

    Season 11 Episode 23 - Aired 5/3/2018

    When Sheldon learns that his mother won’t attend his wedding unless he invites his brother, Georgie, he and Leonard travel to Texas to end a family feud. Also, the Wolowitz kids inadvertently infest Amy, Bernadette, Howard and Raj with pinkeye.

    Director: Mark Cendrowski

    Writer: N/A

  • The Bow Tie Asymmetry
    9.0/104,494 votes

    #24 - The Bow Tie Asymmetry

    Season 11 Episode 24 - Aired 5/10/2018

    When Amy's parents and Sheldon's family arrive, everybody is focused to make sure all wedding arrangements go according to plan – everyone except the bride and groom.

    Director: Mark Cendrowski

    Writer: N/A