This platform adventure game based on the hit Nickelodeon show and film series finds Jimmy returning from outer space with a stowaway alien life form. The alien starts out cute and cuddly, but quickly grows into a ferocious beast with a voracious appetite for destruction. Once again Jimmy Neutron must use a revolutionary system of invention to create some inspired gadgets to capture and contain the rapidly multiplying alien attack. Players can create more than 26 gadgets, 11 inventions, and four super inventions. Of course, there are also secret gadgets hidden in each level giving Jimmy Neutron enhanced power-ups. With the help of these gadgets, Jimmy works his way through six episodes spanning 15 levels, including Jimmy's Lab, Twonkus-3, The Neighborhood, Downtown, Retroland, and the Final Showdown.