Game Unlockables for Adventures Of Jimmy Neutron Boy Genius: Attack Of The TwonkiesHome / Gamecube /
This page contains Adventures Of Jimmy Neutron Boy Genius: Attack Of The Twonkies Unlockables for Gamecube called "Game Unlockables" and has been posted or updated on Sep 9, 2007 by borokotoy12.
- Developer: Thq
- Publisher: Thq
- Genre: Adventure
- Release: Sep 13, 2004
- ESRB: Everyone
The Adventures Of Jimmy Neutron Boy Genius: Attack Of The Twonkies unlockables:
|Unlockable:||How to Unlock:|
|Unlock Bonus challenges||Complete the Retroland level.|
|Unlock Bonus Jetpack race level||Finish the game completely.|
|Unlock Inventions||To tell if you can make a invention, there will be a box on the top right of the screen.|
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