Game Description:Internally developed by THQ, The Adventures of Jimmy Neutron, Boy Genius: Attack of the Twonkies is a platforming adventure based on the hit Nickelodeon television show and movie series. This time, we find Jimmy returning from outer space -- with a cute and cuddly alien life-form stowaway. Unfortunately, the extra-terrestrial quickly becomes a ferocious beast with a voracious appetite for destruction and once again Jimmy Neutron must create several inspired gadgets to capture and contain the multiplying alien attack. Players are able to create over 26 gizmos, 11 inventions, and four super inventions, and there plenty of additional secret gizmos hidden in each level as well. With the help of these gadgets, Jimmy makes his way through six episodes spanning 15 levels including Jimmy’s Lab, Twonkus-3, The Neighborhood, Downtown, Retroland and the Final Showdown.