From Sheldon's roommate agreement to the Nobel Prize finale, test your knowledge of the beloved CBS sitcom.

Press Enter to start
The Big Bang Theory is one of the longest-running and most-watched sitcoms in television history. Created by Chuck Lorre and Bill Prady, the CBS series aired from 2007 to 2019, spanning 12 seasons and 279 episodes. Set in Pasadena, California, the show follows a group of brilliant scientists — theoretical physicist Sheldon Cooper, experimental physicist Leonard Hofstadter, astrophysicist Raj Koothrappali, and aerospace engineer Howard Wolowitz — as they navigate friendship, romance, and scientific ambition.
The show became a cultural phenomenon thanks to its sharp writing and memorable characters. Sheldon Cooper, portrayed by Jim Parsons (a four-time Emmy winner for the role), became one of the most iconic characters in modern television, famous for his rigid routines, the Roommate Agreement, and his obsession with string theory. The show also popularized quirky references to quantum mechanics, superstring theory, and real-world scientists, even welcoming Stephen Hawking as a recurring guest star across seven appearances.
Beyond the laughs, the series explored genuine scientific concepts, relationships, and personal growth. Amy Farrah Fowler and Bernadette Rostenkowski-Wolowitz broke new ground as scientist characters in mainstream comedy. The show culminated with Sheldon and Amy receiving the Nobel Prize in Physics for their theory of , a fitting end to a journey that captivated hundreds of millions of viewers worldwide. If you love this legendary show, this quiz is your chance to prove your ultimate knowledge!