Gil finds Flint's most prized possession, Einstein's moustache, and he starts wearing it.

When Flint's inventing makes the power bill skyrocket, Tim takes the Lockwood house off the grid.

Flint helps Brent with his science project, inadvertently inventing a cool new element in the process.

Sam receives a pet penguin from her Pet of the Month Club.

Mayor Shelbourne suffers a crisis of leadership when Flint beats his high score on the arcade's most difficult game.

When Flint totals Tim's boat, he uses a ray to make his dad forget about the crash.

Flint invents a machine to bring Sam's imaginary friend into the real world.

Flint realizes that all of the world's great inventors have large hands, so he invents a way to supersize his own mitts.

During Swallow Falls' annual Brent Hog Day festivities, Sam sets out to reveal that the beloved celebration is a scam.

When Flint creates an invention to make Earl believe his son, Cal, can talk, Earl goes overboard showing off his genius baby.

When Mayor Shelbourne incorrectly believes Flint's invention has made him invisible, he lives out his dream and goes on a tear through the town.

Desperate to make science interesting to his peers, Flint creates the superhero alter ego "Major Science."

While trying out an invention to help his dad learn to swim, Flint accidentally turns Tim into a fish.

When Shelbourne confiscates Flint's beloved new invention, Sam organizes a heist to get it back.

When Flint's new invention gives Gil some much-needed confidence, the mayor demands a moxy-boost of his own.

Sam tries to help a new student settle into Swallow Falls.

When Sam decides she wants a cool nickname, she and Flint struggle to jump through the hoops required to earn it.

Brent offers to rid Flint's lab of a squirrel infestation.

Flint and Sam enter Brent's dreams to determine the source of Brent's sudden fear of sardines.

Flint suspects that Shelbourne may be a robot.

When the Fizzy Fish soda corporation takes over Cannery High, Flint and Sam take their protest right to the top.

Flint revolutionizes transportation in Swallow Falls by harnessing the power of ratbirds.

When Tim brushes off his guitar and revitalizes his classic rock act, Flint attempts to modernize his dad's outdated sound.

Tired of being the butt of the world's jokes, Swallow Falls comes together to try to show how great their island really is.

When Mayor Shelbourne throws out Gil's favorite Poppa Piglet toys, Gil leaves home and moves in with Flint.