Comment Processing! (Score 1) 962
Processing is based on java and is all about visuals. It removes all the obnoxious set up and background necessary from lower-level languages, allowing students to focus on concepts and not minutiae. And the fact that it's output is drawing stuff on the screen keeps the reward-level high and immediate!
If there's one thing that will interest kids in programming for a lifetime, it's getting them turned on to fast and cool-looking results.