Pack a flashlight and keep one eye on the triangles, because a quiet Oregon summer is not on the itinerary.
These Gravity Falls trivia questions explore the Pines family, the journals, strange creatures, secret codes, and one very weird apocalypse.

Welcome to Gravity Falls
Q: In which state is the fictional town of Gravity Falls located?
A: Oregon.
Q: Which twin siblings spend the summer in Gravity Falls?
A: Dipper and Mabel Pines.
Q: How old are Dipper and Mabel when the series begins?
A: 12.
Q: With whom do Dipper and Mabel stay for the summer?
A: Their great-uncle Stan.
Q: What do the twins call their great-uncle?
A: Grunkle Stan.
Q: What tourist attraction does Stan operate?
A: The Mystery Shack.
Q: What mysterious book does Dipper find in the woods?
A: Journal 3.
Q: What number appears on the handprint on Dipper's journal?
A: 3.
Q: What symbol appears on Dipper's hat?
A: A blue pine tree.
Q: What symbol represents Mabel in Bill Cipher's zodiac?
A: A shooting star.
Q: Who created Gravity Falls?
A: Alex Hirsch.
Q: In what year did Gravity Falls premiere?
A: 2012.
Q: How many seasons does the series have?
A: Two.
Q: How many episodes are in the series?
A: 40.
Q: What is the title of the series premiere?
A: “Tourist Trapped.”
Dipper and Mabel's Summer
Q: What is Dipper's real first name?
A: Mason.
Q: Why is Dipper nicknamed Dipper?
A: A birthmark on his forehead resembles the Big Dipper.
Q: Who voices Dipper?
A: Jason Ritter.
Q: Who voices Mabel?
A: Kristen Schaal.
Q: What colorful clothing does Mabel love to wear?
A: Sweaters.
Q: What is the name of Mabel's pet pig?
A: Waddles.
Q: How does Mabel win Waddles?
A: At the Gravity Falls Fair.
Q: What does Dipper hope to uncover throughout the summer?
A: The source of Gravity Falls' mysteries.
Q: On whom does Dipper have a major crush?
A: Wendy Corduroy.
Q: What new tool does Mabel excitedly announce in the premiere?
A: A grappling hook.
Q: What is Mabel's favorite band?
A: Sev'ral Timez.
Q: Which member of Sev'ral Timez does Mabel initially favor?
A: Deep Chris.
Q: What merboy does Mabel meet at the public pool?
A: Mermando.
Q: What puppet-loving boy briefly captures Mabel's interest?
A: Gabe Bensen.
Q: What birthday do Dipper and Mabel celebrate in the finale?
A: Their 13th birthday.

Inside the Mystery Shack
Q: Who works as the Mystery Shack's handyman?
A: Soos Ramirez.
Q: What is Soos's first name?
A: Jesus.
Q: Who works as the Mystery Shack cashier?
A: Wendy Corduroy.
Q: What is Wendy's father's name?
A: Manly Dan.
Q: How many younger brothers does Wendy have?
A: Three.
Q: Who is Wendy dating when Dipper first meets her?
A: Robbie Valentino.
Q: What kind of music does Robbie's band play?
A: Emo rock.
Q: What is the name of Robbie's band?
A: Robbie V. and the Tombstones.
Q: Which rich local girl is Mabel's rival?
A: Pacifica Northwest.
Q: Which child psychic competes with Stan for tourists?
A: Gideon Gleeful.
Q: What is Gideon's roadside attraction called?
A: The Tent of Telepathy.
Q: Which journal does Gideon possess?
A: Journal 2.
Q: What does Stan secretly hide beneath the Mystery Shack?
A: An interdimensional portal.
Q: Who becomes the owner of the Mystery Shack at the end of the series?
A: Soos.
Q: Who is Soos's girlfriend by the end of the series?
A: Melody.
The Pines Brothers' Big Secret
Q: What is Grunkle Stan's full name?
A: Stanley Pines.
Q: Whose identity has Stanley been using for years?
A: His twin brother Stanford's.
Q: What is Stanford Pines commonly called?
A: Ford.
Q: How many fingers does Ford have on each hand?
A: Six.
Q: Who wrote the three journals?
A: Ford Pines.
Q: Why did Ford build the portal?
A: To explore other dimensions.
Q: Who helped Ford build the portal?
A: Fiddleford McGucket.
Q: What happened to Ford during his confrontation with Stanley?
A: He was pulled through the portal.
Q: How long does Stan spend trying to bring Ford home?
A: About 30 years.
Q: What must Stan collect to activate the portal?
A: All three journals.
Q: What is the name of Stan and Ford's stern father?
A: Filbrick Pines.
Q: What nickname did Stanford have as a child?
A: Ford.
Q: What ship did the young Pines twins dream of sailing?
A: The Stan O' War.
Q: What is the name of the boat Stan and Ford use after the series?
A: Stan O' War II.
Q: Which actor voices Ford Pines?
A: J.K. Simmons.

Bill Cipher and Weirdmageddon
Q: What shape is Bill Cipher?
A: A yellow triangle.
Q: How many eyes does Bill normally have?
A: One.
Q: What type of supernatural being is Bill?
A: An interdimensional dream demon.
Q: Who voices Bill Cipher?
A: Alex Hirsch.
Q: What kind of deal does Bill make to enter a person's mind?
A: A handshake agreement.
Q: Whose mind does Bill first invade onscreen?
A: Stan's.
Q: What name does Dipper use when Bill possesses his body?
A: Bipper.
Q: What object contains the dimensional rift?
A: A glass orb.
Q: Who unknowingly gives the rift to Bill?
A: Mabel.
Q: Whose body does Bill possess to trick Mabel?
A: Blendin Blandin's.
Q: What is Bill's apocalypse called?
A: Weirdmageddon.
Q: What bubble-like fantasy prison does Bill create for Mabel?
A: Mabeland.
Q: What barrier initially prevents Bill from leaving Gravity Falls?
A: A strange natural force field surrounding the town.
Q: How do Stan and Ford trick Bill in the finale?
A: They switch clothes so Bill enters Stan's mind instead of Ford's.
Q: How is Bill defeated?
A: Ford erases Stan's mind while Bill is trapped inside it.

Creatures, Curses, and Local Weirdness
Q: What creatures disguise themselves as Mabel's date Norman?
A: Gnomes.
Q: What is the name of the gnome leader?
A: Jeff.
Q: What machine does Old Man McGucket build to imitate a lake monster?
A: The Gobblewonker robot.
Q: What creatures emerge after Dipper raises the dead at a convenience store?
A: Zombies.
Q: What sound can destroy the zombies?
A: A perfectly harmonized three-part song.
Q: What holiday does Gravity Falls celebrate twice a year?
A: Summerween.
Q: What is the Summerween Trickster made from?
A: Unwanted candy.
Q: What tiny people live inside the local mini-golf course?
A: Lilliputtians.
Q: Which unicorn claims Mabel is not pure of heart?
A: Celestabellebethabelle.
Q: What do the girls need unicorn hair for?
A: To create a protective barrier around the Mystery Shack.
Q: What ghost haunts Northwest Mansion?
A: A lumberjack killed after the Northwests broke a promise.
Q: What does Pacifica do to end the Northwest Mansion curse?
A: She opens the gates to the townspeople.
Q: What magical object causes Dipper and Mabel to switch bodies?
A: An enchanted carpet.
Q: What does Dipper clone himself with?
A: A magical photocopier.
Q: What name does Dipper give his first paper clone?
A: Tyrone.
Time Travel and Hidden Societies
Q: Who is the awkward time traveler assigned to stop Dipper and Mabel?
A: Blendin Blandin.
Q: What event lets participants battle for a time wish?
A: Globnar.
Q: Which giant baby rules the future?
A: Time Baby.
Q: What does Mabel use her time wish to obtain?
A: Waddles.
Q: What society erases townspeople's memories of supernatural events?
A: The Society of the Blind Eye.
Q: Who founded the Society of the Blind Eye?
A: Fiddleford McGucket.
Q: Why did McGucket begin erasing his own memories?
A: To forget terrifying supernatural experiences.
Q: What device does the society use to erase memories?
A: The memory gun.
Q: What is Old Man McGucket's first name?
A: Fiddleford.
Q: Who is McGucket's estranged son?
A: Tate McGucket.
Q: What does McGucket become after receiving money for his inventions?
A: Wealthy.
Q: Which mansion does McGucket buy?
A: Northwest Mansion.
Q: What type of cipher hides messages in many early end credits?
A: A Caesar cipher.
Q: How many letters backward must viewers shift the early Caesar ciphers?
A: Three.
Q: What message is decoded from the end of the series premiere?
A: “Welcome to Gravity Falls.”
Voices, Episodes, and the Final Summer
Q: Which three major characters are voiced by Alex Hirsch?
A: Grunkle Stan, Soos, and Bill Cipher.
Q: Who voices Wendy Corduroy?
A: Linda Cardellini.
Q: Who voices Gideon Gleeful?
A: Thurop Van Orman.
Q: Who voices Pacifica Northwest?
A: Jackie Buscarino.
Q: Who voices Robbie Valentino?
A: T.J. Miller.
Q: What is the title of the episode that reveals Ford?
A: “Not What He Seems.”
Q: What is the title of Ford's first full episode after returning?
A: “A Tale of Two Stans.”
Q: Which episode explores Stan's mind and introduces Bill?
A: “Dreamscaperers.”
Q: What is the title of the episode set at Northwest Mansion?
A: “Northwest Mansion Mystery.”
Q: What is the three-part finale collectively called?
A: “Weirdmageddon.”
Q: On what date did the series finale air?
A: February 15, 2016.
Q: What bus carries Dipper and Mabel home?
A: The Piedmont-bound bus.
Q: What message does Wendy give Dipper before he leaves?
A: “See you next summer.”
Q: What happens to Stan's erased memories?
A: They gradually return with help from his family and scrapbook.
Q: What does the final shot reveal about Bill's physical statue?
A: It remains hidden in the forest.
See You Next Summer
If you cracked every mystery without making a deal with Bill, celebrate with more TV show trivia. Our pop culture trivia has plenty more strange clues to chase.
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