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What episode is this image from? 1093 fans have answered this question No one has commented yet 88% very easy

which episode is this image from 1075 fans have answered this question No one has commented yet 84% easy

which episode does this image come from? 1034 fans have answered this question 1 comment 76% easy

which episode is this image from? 993 fans have answered this question No one has commented yet 60% medium

which episode does this image come from? 973 fans have answered this question 1 comment 62% medium

how long does the big bang theory last for 603 fans have answered this question 3 comments 94% very easy

WHO a dit IT? "My parents focused on celebrating achievements and being expelled from a birth canal was not considered one of them." 510 fans have answered this question No one has commented yet 82% easy

What is Leonard's middle name? 502 fans have answered this question No one has commented yet 76% easy

What night is Halo night? 501 fans have answered this question No one has commented yet 60% medium

Who a dit "Oh crap that's terrifying"? 496 fans have answered this question No one has commented yet 51% medium

According to Sheldon, why can't he take the bus to work? 494 fans have answered this question No one has commented yet 82% easy

What is Sheldon's IQ? 494 fans have answered this question No one has commented yet 57% medium

What is Raj's favourite alcoholic beverage? 490 fans have answered this question No one has commented yet 88% very easy

What is Leonard's IQ? 473 fans have answered this question No one has commented yet 45% medium

who sings the theme song "the history of everything" 472 fans have answered this question No one has commented yet 81% easy

How many languages does Howard claim to be able to speak? 467 fans have answered this question 2 comments 61% medium

Who had a cat named Lucky? 466 fans have answered this question 1 comment 67% medium

In 'The Codpiece Topology', what is Sheldon dressed as to go to the Renaissance Festival? 465 fans have answered this question No one has commented yet 71% medium

Sheldon's watch is linked to the atomic clock in what city? 464 fans have answered this question No one has commented yet 53% medium

Finish the Quote: Rock, Paper, Scissors...... 463 fans have answered this question No one has commented yet 94% very easy

How many myspace Friends does sheldon have. 460 fans have answered this question No one has commented yet 63% medium

What cures Raj's inability to speak to woman? 457 fans have answered this question No one has commented yet 95% cakewalk

What pet name does Howard's mother call him? 455 fans have answered this question 1 comment 44% medium

What is NOT a friendship clause Sheldon tries to invoke when he wants Leonard to help him get rid of Ramona? 438 fans have answered this question 5 comments 62% medium

When Sheldon says "This is a classic example of Münchhausen's Trilemma," what is he referring to? 435 fans have answered this question No one has commented yet 32% medium

What well known magazine featured Raj in an article? 422 fans have answered this question No one has commented yet 79% easy

What does "The boulette de pâte, boulette Paradox" refer to? 420 fans have answered this question No one has commented yet 90% very easy

Which one of these techniques is NOT used par Howard, to pick up women? 413 fans have answered this question No one has commented yet 78% easy

What can be found in Green Lantern's bottom? 410 fans have answered this question 4 comments 84% easy

What disease did Sheldon have back in 1999,when he had a Nintendo 64? 407 fans have answered this question 2 comments 43% medium

PICTURE THIS: What episode is this scene from? 405 fans have answered this question 2 comments 89% very easy

What did Sheldon give Penny for "Saturnalia"? 404 fans have answered this question No one has commented yet 87% very easy

Who used to live in Penny's apartment before she got there? 403 fans have answered this question No one has commented yet 91% very easy

HOFSTADTER ISOTOPE: What is now special about the third Thursday of the month? 401 fans have answered this question 1 comment 88% very easy

With which of Leonard's l’amour interests did Johnny Galecki have the longest real-life relationship? 399 fans have answered this question 3 comments 41% medium

Match the quote: "Lock up your daughters. We're gonna hit it and quit it!" 398 fans have answered this question 2 comments 68% medium

What is the Wolowitz coefficient? 397 fans have answered this question 1 comment 57% medium

How long is the big bang theory edited theme song 396 fans have answered this question 1 comment 22% hard

Which season 1 episode opened with Sheldon and Leonard going to a sperm bank? 395 fans have answered this question No one has commented yet 84% easy

In The Hofstadter Isotope: Who ultimately "scores" after going to the local bar on Ladies night? 395 fans have answered this question 1 comment 83% easy

Sheldon's method of cereal organization is based on what? 393 fans have answered this question No one has commented yet 87% very easy

How much money was owed to Penny, after making a loan to her boyfriend?(The Financial Permiability) 393 fans have answered this question No one has commented yet 55% medium

PICTURE THIS: What episode is this scene from? 391 fans have answered this question No one has commented yet 84% easy

Uh Oh. What did Penny do, to make Sheldon cry? (hint...Saturnalia) 391 fans have answered this question 7 comments 74% medium

Finish the quote:"Every family in America has a relative holed up in a....." 390 fans have answered this question No one has commented yet 57% medium

Dead Hooker Juxtaposition; Alicia: Ive been here _____, and all Ive gotten is a couple of National commercials, and _______." 390 fans have answered this question No one has commented yet 70% medium

After administering the "cootie shot", what does Dr. Stephanie insist Sheldon do for his inflamed larynx? 390 fans have answered this question No one has commented yet 89% very easy

Match the quote: "If toi spot a chick with a Seeing Eye Dog, she's mine." 388 fans have answered this question No one has commented yet 89% very easy

How did Raj and Howard go about finding the house of the Supermodels? 388 fans have answered this question No one has commented yet 76% easy

What Sci-Fi character was Sheldon likened to, during a game of 20 questions? 385 fans have answered this question No one has commented yet 54% medium

PICTURE THIS: What episode is this scene from? 381 fans have answered this question No one has commented yet 81% easy

Who did Leonard and Sheldon ultimately determine was People magazines' pick(most often) for "Sexiest Man Alive"? 381 fans have answered this question No one has commented yet 60% medium

How much money did Leonard bid for The Time Machine, on eBay? 381 fans have answered this question No one has commented yet 73% medium

During their time in Vegas, Leonard and Raj meet Mikayla,aka.... 378 fans have answered this question No one has commented yet 77% easy

What did Sheldon remark upon seeing Penny's apartment for the first time? 378 fans have answered this question 3 comments 47% medium

PICTURE THIS: What episode is this scene from? 377 fans have answered this question No one has commented yet 77% easy

After sipping from his Grasshopper, What were the first words Raj spoke? 376 fans have answered this question No one has commented yet 77% easy

Finish the text Leonard sent to Dr. Stephanie; "I think it would be better for our relationship....." 376 fans have answered this question No one has commented yet 59% medium

"You're the lait thief!" Who is the lait thief? 375 fans have answered this question No one has commented yet 80% easy

Howard: "If I get lucky, I dont want......." Hofstadter Isotope 374 fans have answered this question No one has commented yet 80% easy

What Vegas montrer does Raj suggest they take Howard to, in an effort to cheer him up? 373 fans have answered this question No one has commented yet 67% medium

FINISH THE SENTENCE: “We let the lawyers and the jocks thin the herd, and then we go after...” 371 fans have answered this question No one has commented yet 63% medium

Match the Quote: "I'm really plus of a "Downtown Loft" kind of guy." 370 fans have answered this question No one has commented yet 62% medium

PICTURE THIS: What episode is this scene from? 368 fans have answered this question No one has commented yet 74% medium

Who is vulnerable to the color yellow? 368 fans have answered this question 2 comments 40% medium

At which prestigious université does Leonard's Mom work? 367 fans have answered this question No one has commented yet 49% medium

Which default setting does Leonard recommend for Alicia's sound system? "It has plus low end." 365 fans have answered this question No one has commented yet 68% medium

PICTURE THIS: What episode is this scene from? 364 fans have answered this question 1 comment 69% medium

THE VEGAS NORMALIZATION: What kind of "People" does Leonard insist they too, can be? 364 fans have answered this question No one has commented yet 48% medium

Of the 4 questions Sheldon asks Alicia, pending his approval of her living above them, which does she NOT answer? 364 fans have answered this question No one has commented yet 30% medium

In which of these episodes do we discover Leonard plays the cello? 364 fans have answered this question No one has commented yet 56% medium

PICTURE THIS: What episode is this scene from? 363 fans have answered this question No one has commented yet 76% easy

PICTURE THIS: What episode is this scene from? 363 fans have answered this question No one has commented yet 66% medium

What does Sheldon crash into on his driving simulator before informing Leonard that he is "too evolved," for driving? 362 fans have answered this question 1 comment 76% easy

PICTURE THIS: What episode is this scene from? 362 fans have answered this question 1 comment 69% medium

Who has met Leonard Nimoy? 359 fans have answered this question 1 comment 83% easy

PICTURE THIS: What episode is this scene from? 359 fans have answered this question 4 comments 46% medium

According to Sheldon; Where do the emergency keys go (belong)? 359 fans have answered this question No one has commented yet 80% easy

The Dead Hooker Juxtaposition:What is on Penny's T-shirt, when she claims she's about to go jogging? 359 fans have answered this question No one has commented yet 57% medium

According to Sheldon's Mom, (not Sheldon,) where was Sheldon born? 357 fans have answered this question 7 comments 38% medium

PICTURE THIS: What episode is this scene from? 356 fans have answered this question No one has commented yet 43% medium

PICTURE THIS: What episode is this scene from? 356 fans have answered this question No one has commented yet 64% medium

"Its a trap. Its a trap." What distingushing characteristic does Sheldon say Admiral Ackbar has? 356 fans have answered this question No one has commented yet 74% medium

What hypothetical tenant situation does Penny not use to tease Sheldon? 356 fans have answered this question No one has commented yet 47% medium

PICTURE THIS: What episode is this scene from? 355 fans have answered this question No one has commented yet 55% medium

Who is Mrs. Vartabadian? She is the Lady.... 355 fans have answered this question No one has commented yet 75% easy

What apartment is Alicia moving into? 355 fans have answered this question No one has commented yet 46% medium

PICTURE THIS: What episode is this scene from? 352 fans have answered this question 1 comment 72% medium

Who a dit "Science, is my Lady." 352 fans have answered this question No one has commented yet 48% medium

PICTURE THIS: What episode is this scene from? 351 fans have answered this question No one has commented yet 52% medium

Who a dit "Peanuts (would) reduce Wolowitz to a weezing, 97 pound, blister" 351 fans have answered this question No one has commented yet 59% medium

What are the "specials" at the local bar on Thursday's Ladies Night? 351 fans have answered this question No one has commented yet 65% medium

Which of these catagories did Howard NOT mention, concerning his collection of after shave? 349 fans have answered this question No one has commented yet 55% medium

PICTURE THIS: What episode is this scene from? 348 fans have answered this question No one has commented yet 64% medium

HOFSTADTER ISOTOPE: Which of these drinks did Raj NOT order at the bar? 348 fans have answered this question No one has commented yet 57% medium

Which cast member recently appeared in a production where the protagonist's l’amour interest was a girl named Penny? 348 fans have answered this question No one has commented yet 33% medium

Which episode made the TV Guide's 2009 'Top 100 Episodes of All Time' list? 347 fans have answered this question No one has commented yet 67% medium

"I'm not even gonna ask why youre pimping me put for cheese." Who a dit this? 347 fans have answered this question 1 comment 67% medium

When can Raj only talk to women? 346 fans have answered this question 1 comment 98% cakewalk

Penny tells Leonard that she doesn't care that Sheldon "is one lab accident away from becoming a super-villain" because... 345 fans have answered this question 1 comment 70% medium