This is a list of notable events, premieres, releases, series cancellations and endings and other business ventures for Nickelodeon in the year 2012.
Shows
Series premieres
- January - Wild Grinders on Nicktoons
- February 4 - How to Rock
- February 18 - Power Rangers Super Samurai
- February 20 - Fred: The Show after previewing on January 16
- February - Monsuno on Nicktoons
- April 14 - The Legend of Korra
- June 18 - Hollywood Heights
- September 29 - Teenage Mutant Ninja Turtles
Season premieres
- January 9 - House of Anubis, season 2.
- January 15 - H2O: Just Add Water, season 4 on TeenNick
- June 11 - Figure It Out, season 5
- SpongeBob SquarePants, season 8
Series finales
- Bucket and Skinner's Epic Adventures, one season
Movies
Made-for-TV
- March 10 - Big Time Movie
- A Fairly Odd Christmas
Books
- September 11 - The Sponge Who Saved Christmas
Video games
- March 6 - Nicktoons MLB (Nintendo 3DS)
Home video releases
Retail releases
- January 3 - SpongeBob SquarePants: SpongeBob's Frozen Face-Off
- January 10 - The Penguins of Madagascar: Operation: Blowhole
- January 31 - Hey Dude: Season 2
- February 7 - Rocko's Modern Life: Season 2
- February 14 - The Penguins of Madagascar: Operation: Get Ducky
- February 28 - The Angry Beavers: Season 3, Part 1
- March 20 - Hey Arnold!: Season 2, Part 1
- March 27 - CatDog: Season 1, Part 2
- April 3 - Danny Phantom: Season 2, Part 1
- April 24 - The Wild Thornberrys: Season 2, Part 2
- May 15 - Aaahh!!! Real Monsters: Season 2
- June 5 - CatDog: Season 2, Part 1
- June 19 - Hey Dude: Season 3
- July 3 - Rocko's Modern Life: Season 3
- August 14 - The Angry Beavers: Season 3, Part 2
- August 28
- Danny Phantom: Season 2, Part 2
- SpongeBob SquarePants: Ghoul Fools
Manufacture-on-demand releases
- February 7
- Gullah Gullah Island: Season 1
- Gullah Gullah Island: Season 2
- Gullah Gullah Island: Season 3
- Gullah Gullah Island: Season 4
iTunes releases
- January 9
- Drake & Josh: Brotherly Bonding
- Team Umizoomi: Season Three
- Zoey 101: Peeps at PCA
- January 23
- Blues Clues: Play Pack
- The Fresh Beat Band: Play Pack
- Dora the Explorer: Play Pack
- Go, Diego, Go!: Play Pack
- How to Rock: Season One
- The Wonder Pets: Play Pack
- January 24 - House of Anubis: Volume Five
- January 30
- Are You Afraid of the Dark?: Volume Two
- FRED: The Show: Season One
Character exits
- March 1 - Moose A Moose and Zee
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