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And the Winner Is...
Episode number: 1
Overview: Flint and Sam reminisce about the first time they met when they went head-to-head at the school science fair and nearly destroyed the town.
Princess KittyMittens
Episode number: 2
Overview: Flint begs Sam to let him see her most treasured possession, but when Sam relents Flint damages it and has to find a way to make it up to her.
Invent This!
Episode number: 3
Overview: When Tim is celebrated for accidentally inventing a pencil holder, Flint gets jealous and starts to doubt his own skills as an inventor.
Bacon Girl
Episode number: 4
Overview: Flint invents a way to make sardines taste like bacon so Sam can eat one without gagging, but Flint's invention has a few bacon-related side-effects.
Who You Calling Garbage?
Episode number: 5
Overview: Flint creates an invention to take out the garbage, but it soon starts deciding for itself what, and who, counts as garbage.
The Ballad of Johnny Sardine
Episode number: 6
Overview: Swallow Falls prepares to celebrate the birthday of its oldest sardine, a wish-granting fish named Johnny, but Flint and Sam put the entire event in jeopardy.
Millionaire Monkey
Episode number: 7
Overview: When Steve wins the Swallow Falls lottery, townspeople line up claiming that they are Steve's best friend causing Flint to question Steve's true affections.
Baby Brent Sitter
Episode number: 8
Overview: Flint and Sam babysit so they can buy a new board game, but when Brent hires them as his babysitter they have to decide whether the humiliation is worth the reward.
Spoiler Orb
Episode number: 9
Overview: Flint modifies Sam's weather-predicting orb to predict the future, but knowing their future isn't as fun as they thought it would be.
The Pandas Are Coming
Episode number: 10
Overview: Mayor Shelbourne brings a panda to Swallow Falls, but when the town falls under the panda's spell it's up to Flint and Sam to find out what's really going on.
Inventors Only
Episode number: 11
Overview: Flint is excited to discover there's another inventor in town, but Sam suspects the inventor has an ulterior motive for befriending Flint.
Clock-a-Doodle-Doo
Episode number: 12
Overview: To stop himself from being late for school, getting into more trouble, and missing all the fun, Flint decides to create a robo-rooster alarm from getting late for school.
The Sardemon
Episode number: 13
Overview: Tim drags Flint out into the wilderness to participate in a Lockwood father-son tradition: catching the legendary Sardemon, the largest sardine in existence.
Earl or Pearl?
Episode number: 14
Overview: Earl goes undercover as a female student named "Pearl" in order to befriend Sam and find out what Flint's planning to invent next.
Sardinefest
Episode number: 15
Overview: Sam is determined to stop Swallow Falls' annual sardine race, which she firmly believes is animal cruelty.
Total Samesies
Episode number: 16
Overview: When they are teased for being too similar, Flint and Sam try to prove that they are totally different.
Monkey Me, Monkey You
Episode number: 17
Overview: When Flint accidentally combines himself with Steve, he must learn to live with the monkey inside him.
Best Invention Ever!
Episode number: 18
Overview: After hearing Flint brag about sleep-inventing the best invention ever, the Mayor sees it as a money-making opportunity.
That's Sal, Folks!
Episode number: 19
Overview: In trying to keep Sam from moving away, Flint accidentally animates the town's sardine statue, and it begins spilling the town's secrets.
Cloudy With a Chance of Clouds
Episode number: 20
Overview: Flint gives Sam a Cloud-Maker for the anniversary of their friendship, but Sam's new cloud friend will not leave her side.
The Science of the Toot
Episode number: 21
Overview: In a bid to make his classmates consider his idea for a science mural, Flint creates a toot-inducing bean.
Mr. Stressup
Episode number: 22
Overview: After being inured by one of Flint's inventions, Tim's doctor wants him to relax, and Flint has just the thing to help.
Virtu-Earl Reality
Episode number: 23
Overview: After encouraging Mr. Earl to have a day off, Sam and Flint learn he is too bored, and try to make things better for him.
Hair We Go Again
Episode number: 24
Overview: Flint invents the hair unbalder when he realises he'll go bald one day, but Tim offers him another point of view by showing him the perks of being bald.
It's About Time
Episode number: 25
Overview: Sam and Flint accidentally cryogenically freeze themselves in the town's time capsule, and emerge into a post-apocalyptic future.
Self-Helpie
Episode number: 26
Overview: Flint invents a device that will put a good picture of him into the yearbook, but it also puts him in every picture that has ever existed.
Happy Clappy Monkey
Episode number: 27
Overview: Steve falls in love with the cymbal-smashing electric monkey Flint brought in to replace Steve while he was on vacation.
Robot Rumble
Episode number: 28
Overview: Flint enters his fearsome robot into a robot boxing competition, and when it comes face to face with Mayor Shelbourne's robot, the results are explosive.
My Pop Is Tops
Episode number: 29
Overview: Flint and Gil argue over who has a better dad, setting off a secret competition pitting Tim and Mayor Shelbourne against each other, in a battle of parental prowess.
Clone Alone
Episode number: 30
Overview: Flint accidentally makes a clone of himself, and is shocked to discover his clone is more popular than he is.
Coat of Harms
Episode number: 31
Overview: Sam makes Flint a new tricked-out labcoat to replace his old smelly one, not realising it was a gift from his mom.
Earl of My Dreams
Episode number: 32
Overview: When Flint gets Earl in trouble with his wife, Earl demands Flint help him get back into her good graces.
Spacy Race
Episode number: 33
Overview: Flint builds a spaceship for an Australian businessman, Mr. Zorbleck, who may or may not actually be Australian.
Tim and Jim
Episode number: 34
Overview: Tim's brother, Jim, comes to visit.
Mayornormal Activity
Episode number: 35
Overview: Mayor Shelbourne buys up all the town's candy at Halloween and promises to give it all to the kid who makes it through his super scary haunted house.
Flintenstein
Episode number: 36
Overview: While attempting to debunk Hollywood pseudoscience, Flint accidentally creates his own Frankenstein-like monster.
Ratbirds and Cheesyworms
Episode number: 37
Overview: Flint shares his tale of how he invented Ratbirds.
Junk in the Trunk
Episode number: 38
Overview: Flint is made a tempting offer when he sells his inventions at a yard sale.
The Inventor's Code
Episode number: 39
Overview: Flint feels obligated to help out another inventor in town.
Baby-Baby Brent
Episode number: 40
Overview: Brent is furious when Flint and Sam expose that he is no longer a baby.
The Talented Mr. Buttons
Episode number: 41
Overview: Flint and Sam find a lost cat, and Sam sabotages efforts to find the owner so she can keep it.
The Girl Who Cried Meteor
Episode number: 42
Overview: When Sam predicts that a meteoroid will crash into Swallow Falls, she and Flint have to find a way to move the island out of its way.
I Gotta Piñata
Episode number: 43
Overview: Flint decides to have some fun when he is in charge of a birthday piñata.
Your Fish Is My Command
Episode number: 44
Overview: Flint is fooled into creating a fish-cyborg army for Mayor Shelbourne.
So I Married a Watermelon
Episode number: 45
Overview: Flint tries to get his father to eat healthier by inventing a spray to make Tim love fruits and vegetables.
The Shelbourne Identity
Episode number: 46
Overview: Sam discovers and spills the beans that the Mayor's first name is Tootsie.
Appreciate This!
Episode number: 47
Overview: Frustrated that the town doesn't appreciate the beauty around them, Sam makes Flint invent something to force them to do so.
She's a Shoe-In
Episode number: 48
Overview: Flint asks Sam to train him for the annual father/son horseshoe contest, which uncovers Sam's troubled past with the sport.
Lobster Claus Is Coming to Town
Episode number: 49
Overview: Flint introduces Sam to Swallow Falls' unique Christmas traditions, centered around the mythical Lobster Claus.
When I Was Your Age
Episode number: 50
Overview: Flint invents a time machine to make his father like desserts.
Flint's Biggest Flup
Episode number: 51
Overview: Flint and Sam move to the other side of the island to take up an inventing-free life.