Take a look at the links below. Pickleball ball is not just for older people. You can play pickleball as an intramural sport at your college or in a league in your city!
http://socalpickleballacademy.com/
http://www.ocregister.com/articles/pickleball-508719-game-sport.html
Below is a video from the 2013 lunchtime pickleball championships.