1. Dexter’s Laboratory

Dexter’s Laboratory follows the adventures of a young boy genius named Dexter who has a secret laboratory filled with incredible inventions. The show stars Christine Cavanaugh as Dexter and Kat Cressida as his annoying sister, Dee Dee.

2. Phineas and Ferb

Phineas and Ferb features two stepbrothers who embark on grand engineering projects during their summer vacation. The series stars Vincent Martella as Phineas, Thomas Brodie-Sangster as Ferb, and Ashley Tisdale as their sister, Candace.

3. The Fairly OddParents

Timmy Turner is a young boy who has fairy godparents that grant his every wish, often leading to hilarious and unintended consequences. Voiced by Tara Strong, Daran Norris, and Susanne Blakeslee, the show blends fantasy with everyday childhood challenges.

4. Kim Possible

Kim Possible is an action-packed series about a high school cheerleader who balances saving the world with her everyday teenage life. The show stars Christy Carlson Romano as Kim and Will Friedle as her sidekick, Ron Stoppable.

5. The Adventures of Jimmy Neutron: Boy Genius

This spin-off series continues the escapades of Jimmy Neutron, his friends, and their out-of-this-world inventions. Debi Derryberry voices Jimmy, with Jeffrey Garcia and Rob Paulsen lending their talents to his best friends, Sheen and Carl.

6. Recess

Recess follows a group of fourth graders as they navigate the social hierarchy and adventures of their school’s playground. The show features the voices of Andrew Lawrence, Ashley Johnson, and Jason Davis.

7. Codename: Kids Next Door

This animated series features a group of five 10-year-olds who operate from a high-tech treehouse, fighting against adult tyranny. The show stars Benjamin Diskin, Dee Bradley Baker, and Cree Summer.

8. Rugrats

Rugrats chronicles the lives of a group of toddlers from their own imaginative perspectives. The show features the voices of E.G. Daily, Christine Cavanaugh, and Kath Soucie.

9. Invader Zim

Invader Zim is a darkly comedic series about an alien named Zim who is sent to Earth to conquer it but ends up causing more chaos than intended. Richard Steven Horvitz voices Zim, with Andy Berman as his human nemesis, Dib.

10. Gravity Falls

Gravity Falls follows twins Dipper and Mabel Pines as they spend the summer with their great-uncle in a mysterious town filled with supernatural occurrences. The show stars Jason Ritter and Kristen Schaal.

11. The Magic School Bus

This educational series features Ms. Frizzle and her class as they embark on magical field trips that make science come alive. Lily Tomlin voices Ms. Frizzle, with Malcolm-Jamal Warner and Daniel DeSanto also starring.

12. My Life as a Teenage Robot

This show centers around XJ-9, a.k.a. Jenny, a teenage robot who balances high school life with saving the world. Janice Kawaye voices Jenny, with Chad Doreck and Audrey Wasilewski as her friends, Brad and Tuck.

13. Ben 10

Ben 10 follows 10-year-old Ben Tennyson, who discovers an alien watch that allows him to transform into various alien creatures. The show stars Tara Strong as Ben and Paul Eiding as his grandfather, Max.

14. The Powerpuff Girls

This series features three kindergarten-aged girls with superpowers who protect their city from various villains. The show stars Cathy Cavadini, Tara Strong, and E.G. Daily as Blossom, Bubbles, and Buttercup.

15. Danny Phantom

Danny Phantom follows teenager Danny Fenton, who gains ghostly powers after an accident in his parents’ laboratory and uses them to protect his town. The show stars David Kaufman, Grey DeLisle, and Rickey D’Shon Collins.