teach me tiles sign n learn gameface intelligear double bubble blower yes top pen countdown rocket fib finder x changers dream machine music player lamp grinder challenge: Create a game add on for a PDA. Responsibilities (@ skyline) included initial concept development. solution: A snap on device that has been patented and was developed for the Handspring Visor. features: A simple few mechanical elements. * See it featured in the movie People I Know. Play the trailer. Movie screen shots: movie still 1 movie still 2 movie still 3 movie still 4