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Game Unlockables for Adventures Of Jimmy Neutron Boy Genius: Attack Of The Twonkies

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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. Let us know what you think of this Unlockable by thumbs voting.

Boxshot / Details
Adventures Of Jimmy Neutron Boy Genius: Attack Of The Twonkies Cheats Boxshot
  • Developer: THQ
  • Publisher: THQ
  • Genre: Adventure General
  • Release Date: Sep 13, 2004
  • ESRB: Everyone
Unlockables

Game Unlockables

The Adventures Of Jimmy Neutron Boy Genius: Attack Of The Twonkies unlockables:

Unlockable:How to Unlock:
Unlock Bonus Jetpack race levelFinish the game completely.
Unlock Bonus challengesComplete the Retroland level.
Unlock InventionsTo tell if you can make a invention, there will be a box on the top right of the screen.

From: borokotoy12, Sep 9, 2007

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