8. 2005's "The Adventures of Sharkboy and Lavagirl 3-D" is about an imaginative boy who finds out his made-up world and heroes are more real than he thought.
Critics rating: 19%
"Spy Kids" director Robert Rodriguez made another action film for children, but the decision to film the movie in 3-D took away from the experience and earned poor reviews for its contrived world. The story wasn't a favorite for critics either.