Left Brain Right Brain for the Nintendo DS is an educational puzzle game designed to train and balance both hemispheres of the player's brain. Through a series of mini-games and challenges, players use the stylus in activities that target analytical tasks (left brain) and creative tasks (right brain). The game also has an ambidexterity training feature, encouraging players to use both hands to improve dexterity and coordination. It belongs to the brain-training and puzzle genre, aiming to provide a fun, interactive way to exercise cognitive skills.