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Big Bang Theory Trivia

Test your knowledge of the hit CBS sitcom! From Sheldon's spot on the couch to Penny's knock routine - discover mind-blowing facts about Leonard, Sheldon, Howard, Raj, and Penny that will amaze every fan.

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Questions (122 of 122)

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What humanoid robot is built and repeatedly modified in early seasons?

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Which store do the friends go to for comics and collectibles?

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What is Sheldon's spot in the living room?

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Which actress plays Leonard's colleague who dates him briefly early on?

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What is Howard's signature clothing accessory in early seasons?

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In The Habitation Configuration, which original Star Trek actor's autograph gets smeared causing the conflict?

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The exact collectible medium that causes a house fire in a flashback elevator story is what?

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In The Opening Night Excitation, which specific theater name hosts the movie premiere the friends attend?

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What California city do Leonard and Sheldon live in throughout the series?

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What scientific field does Bert Kibbler represent when he befriends the gang?

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What is the Wi-Fi network name Leonard and Sheldon use in a joke?

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The exact license plate text on a recurring compact car used by one character reads what?

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What is Bernadette's scientific field?

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Which numbered bus route sign is visible outside the apartment building in multiple establishing shots?

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What does Sheldon call hot beverages a social convention for?

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What is the name of the low-budget movie Penny appeared in that the guys discover online?

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What is the name of the restaurant where the group regularly eats Thai food?

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Where do Leonard and Penny first kiss on screen?

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In The Scavenger Vortex, who organized the scavenger hunt for the group?

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What is the exact title of the theme song performed by Barenaked Ladies?

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Which precise Caltech building code is shown on an exterior establishing shot for the physics lab?

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Which character has a fear of birds?

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What instrument does Leonard play in the apartment?

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In The Gothowitz Deviation, Sheldon uses chocolate as positive reinforcement to train which character?

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Which television icon mentors Sheldon in a Jedi robe dream sequence?

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What is Amy's job title when introduced?

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What exact comic issue number does the group race to buy after a rumor of a printing error?

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Which celebrity issues a temporary restraining order against an overenthusiastic fan character on screen?

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What game show do the guys compete on in the episode The Bat Jar Conjecture?

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The precise model of Mars rover that a character misuses on a date is which?

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Who is Leonard's roommate when the series begins?

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Which publishing house imprints Penny's pharmaceutical sales training manual as shown on the binder spine?

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What type of car does Penny drive throughout much of the series?

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In The Speckerman Recurrence, what specific garment alteration is done as revenge back in high school?

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What state is Sheldon originally from?

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According to The Adhesive Duck Deficiency, what brand of duct tape that Penny uses is referenced by its color?

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In what year did the series premiere on CBS in the United States?

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What language does Barry Kripke speak with a rhotic issue?

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Which character frequently calls people 'Sweetie' as a term of endearment?

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What is the episode in which Sheldon wears a cat shirt to torment his roommate?

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Which comic book legend makes his first cameo in Season 3's The Excelsior Acquisition?

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What is the exact title of the pilot episode as listed in onscreen credits?

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Which departmental colloquium speaker's flyer is visible referencing a famous condensed matter theorist?

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What precise material composition is stated for a prop tiara gifted during an apology?

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What is Leonard's middle name revealed during the series?

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Which video chat platform do the characters frequently use before in-person scenes when one is traveling?

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What iconic apartment feature finally gets repaired in the Season 3 flashback reveal?

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Which friend owns the comic book store?

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What linguistic trick allows Raj to talk to women before overcoming his selective mutism?

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What exact contract name governs living rules between two main roommates?

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What authentic Japanese dining item does Sheldon insist upon during a sushi scene?

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Which recurring rival scientist works in plasma physics and speaks with notable R and L substitutions?

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What exact chess variant with three players do the guys test that features an unusual circular board?

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Which real life scientist appears in person and voices himself in Season 5's The Hawking Excitation?

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In The Friendship Algorithm, Sheldon literalizes friendship using what tool from a bookstore?

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Which European country is Amy invited to for a neurobiology fellowship before making a relationship decision?

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Which character is an aerospace engineer?

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What full title is given to Sheldon's online alter ego in Age of Conan during his feud?

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In The Bath Item Gift Hypothesis what store item does Penny give that stuns Sheldon?

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What exact time stamp on a security camera exonerates the group in a lab mishap?

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In The Stag Convergence, what is the exact venue of the bachelor party dinner before things go off track?

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What is Raj's challenge in early seasons when speaking to women?

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What exact Persian dish title names the episode where the group argues over parking space in Season 6?

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The exact campus cafeteria dessert Sheldon boycotts for inconsistent frosting is which?

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What space mission patch does Howard proudly frame after returning to Earth?

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The precise Yankee Doodle Dandy lyric line Sheldon corrects during a flag fun episode is which?

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What online video game gets Penny addicted in The Barbarian Sublimation?

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What song do Sheldon and Penny use as a comfort lullaby?

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What exact style of vintage lunchbox does a character carry to a workplace for comedic effect?

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What Nobel Prize category is awarded in the series finale to two main characters?

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What space mission does Howard fly as a payload specialist?

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What is the apartment number where most scenes occur?

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What is Raj's sister's first name who dates Leonard briefly?

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Which brand of laundry detergent is explicitly shown on the machines during a basement scene?

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Which specific Halo game is most prominently featured during the group's Halo nights?

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Which classical composition does Amy perform for a neuroscience benefit as referenced by the program sheet?

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What food night is a recurring tradition for the group on Tuesdays?

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In The Proton Displacement, what is the exact prop Sheldon damages from a beloved childhood show?

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What is Sheldon's favorite train-related outing?

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What specific tabletop game expansion pack causes a rule debate in the living room?

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What official relationship status do Leonard and Penny reach in the season 9 opener?

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In The Love Spell Potential, what specific rulebook edition is cited for character levels?

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Which musical instrument does Amy expertly play during date night to impress her partner?

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What particular chess timer model with rocker switches appears during living room matches?

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What is the title of the Season 6 episode where the gang plays Dungeons and Dragons on Christmas?

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Which actor portrays theoretical physicist Sheldon for all twelve seasons?

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What tabletop role-playing game do the guys play regularly?

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The exact New Year's costume one character wears in The Justice League Recombination includes which accessory?

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Which Star Wars actor officiates Sheldon and Amy's wedding in the Season 11 finale?

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Which neighbor moves in across the hall in the pilot?

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Between which floors does the broken elevator remain out of service?

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The exact number of cats temporarily adopted during a breakup episode is what?

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In The Euclid Alternative what compulsory workplace driving course does Sheldon attend?

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What word does Sheldon use to indicate a joke?

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Which precise issue of Physics Today is referenced on a coffee table during a peer review subplot?

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What is the design on the shower curtain in apartment 4A?

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What is the name of one of the cats Sheldon adopts after a breakup with Amy?

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What does Sheldon demand when he gets sick?

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In The Closet Reconfiguration, what is the precise keepsake Howard finds that changes a family story?

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What is Penny's first job when we meet her?

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What is Sheldon's signature knock routine when visiting Penny?

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What exact page count does Sheldon assign to the Relationship Agreement's initial draft?

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The exact species of bird Sheldon briefly befriends on the balcony is identified as what?

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Which New Jersey town is Leonard's childhood home according to canon?

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What pricey sword prop causes a heated argument after a group purchase?

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Which Nobel laureate appears to chastise Sheldon about string theory in a dream?

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Which precise patent number is joked about when the boys imagine licensing a quantum idea?

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What is notable about Howard's living situation in early seasons?

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What video game do the guys play together on a regular basis?

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Which laboratory laser is explicitly referenced when Sheldon insists on stricter safety goggles?

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What does Howard constantly brag about after returning from space?

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What exact university employs the core scientists throughout the show?

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What model of realistic prop whip does a character purchase after an Indiana Jones marathon?

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What is Penny's apartment number across the hall from Leonard and Sheldon?

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What field is Leonard's doctorate in?

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In the scavenger hunt, the team retrieves a clue hidden behind which numbered locker in the basement?

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What exact model of scooter does Sheldon ride after losing his driver helper?

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What is Sheldon's favorite comic book hero he often debates?

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What profession does Raj have?

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The costume theme for the gang's New Year event in The Justice League Recombination is what team?

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The vending machine in the physics department is specifically shown accepting what uncommon payment item?

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The exact brand and flavor of ramen repeatedly stacked in the kitchen cabinet is which?

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