Jimmy Neutron and Timmy Turner don't play well together -- Jimmy's 3-D and Timmy's 2-D -- but they do share a quick-wittedness that kids of all ages can appreciate. Jimmy and Timmy swap universes when ...

Fourth in a set of Nickelodeon series crossovers, it's science vs. magic as Timmy Turner who's destined to fail at science class wishes he had the greatest lab in the universe, which just happens to ...

Design by Erin Ruark. Buy this photo. As a little kid, Jimmy Neutron was always one of my favorite characters, thanks to the 2001 cinematic experience “Jimmy Neutron: Boy Genius.” At the age of four, ...