Sell Nintendo DS Games. Get Cash for Brain Assist. Multiplayer battles for up to four gamers. The action ramps up quickly for a fun challenge using the Nintendo Wireless Connection. * Ability Tracker. A report is generated at the end of each test and high scores and Compatibility Reports can be saved and overridden as players improve. * Touch Screen and stylus technology. With the clock running, get the competitive edge with the stylus and Touch Screen technology. * Unlockable Icons. As you clear rounds, unlock 14 icons to personalize your game. Re-energize your brain with 10 colourful mind-teasing mini-games that stimulate your concentration, memory, analysis, instincts and reflexes. A selection of nurses with widely varying personalities will guide you through the games and keep track of your best results. A unique new test even allows you and a friend to test the compatibility of your brains. Get more friends in on the action with the DS Download Play and race through a variety of fast-paced four-player mini-games to see who the true brainiac is!