Brain Age 2: More Training in Minutes a Day - Get a free DS Lite Stylus Gift Box
All kinds of players are enjoying the fun of playing video games thanks to Nintendo DS, and Nintendo wants to get to know our fans better through a special Brain Age 2 survey program. Register your Brain Age 2: More Training in Minutes a Day game and fill out a quick survey to get a free DS Lite Stylus Gift Box with seven brightly colored DS Lite styluses.

Details here (thanks Moron!)