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The Big Bang Theory Trivia Quiz
The Big Bang Theory follows a group of brilliant but socially awkward scientists — physicists Sheldon Cooper and Leonard Hofstadter and their friends Howard and Raj — whose routine of work, comic books, and takeout is upended when aspiring actress Penny moves in across the hall.
Q1. What is Sheldon Cooper's profession?
Q2. What song does Sheldon want Penny to sing when he's sick?
Q3. What university do Sheldon and Leonard work at?
Q4. Who is Leonard's roommate?
Q5. What is the name of Sheldon's favorite spot on the couch?
Q6. What's Sheldon's favorite number?
Q7. What kind of engineer is Howard?
Q8. What video game causes Penny to become addicted?
Q9. What's the name of the AI Sheldon builds and becomes obsessed with?
Q10. What sword does Sheldon capture in a game by betraying the rest of the group?
Q11. Which of these Languages does Howard not speak?
Q12. What's the name of the flashback episode where Leonard tells Penny what happened to the elavator ?
Q13. What kind of food does the group often eat together on Friday nights?
Q14. What game was the group playing when Sheldon betrayed them to capture a sword?
Q15. Who was Sheldons childhood best friend?
Q16. What comic book store do the guys frequent?
Q17. How much was the Mystic Warlords of Ka´a Wild West and Witches Expansion Pack?
Q18. What was the exact episode title where Sheldon meets Amy?
Q19. Who punched Leonard in the face with his own fists in the third grade?
Q20. What is the name of the robot the gang creates to enter into a robot show?
About the The Big Bang Theory quiz
The Big Bang Theory ran for twelve seasons, long enough for its characters, catchphrases, and running gags to become deeply familiar — which is why its trivia rewards the regulars. Everyone remembers Sheldon's spot and "Bazinga," so a real quiz goes further: the jobs, the relationships, the nerdy references, and the small callbacks that stack up over the years. Casual viewers know the broad strokes; devoted fans can name a character's field of research, trace the relationships, and recall the recurring jokes that defined the show. A strong quiz here sits between the famous lines and the finer details.
Questions cover all twelve seasons — Sheldon's quirks and "Bazinga," the friends' science careers, the comic-book and pop-culture references, Penny's arc, and the relationships that grow over time.
What this The Big Bang Theory quiz covers
This quiz spans the series — the core group of friends, their careers and relationships, the recurring gags, the geeky references, and the moments fans remember most. Expect a mix from the widely quoted lines to the details only regular viewers catch. The early questions suit any fan; the later ones reward the people who watched all twelve seasons.
How to play
This The Big Bang Theory quiz runs 20 multiple-choice questions, each with four options and one correct answer. Tap an option to lock it in and see straight away whether you got it right, watch your score climb as you go, and get a final total at the end. There is no sign-up, no download, and no time limit — and you can hit Play Again to reset and try for a perfect run.
The Big Bang Theory quiz — frequently asked questions
Do I need to understand the science references?
No. The show wraps its science in jokes, and the quiz is about the characters and story, not real physics. General familiarity with the series is enough.
Is it only about the main group?
Mostly, though the show's supporting characters grew important over time, so a few questions reward knowing them too.
How hard is it?
The early questions cover the famous catchphrases and relationships. The later ones lean on details — jobs, recurring jokes, and smaller moments — that reward close viewers.