Wii FIT for Nintendo Wii GAME ONLY by Nintendo.Building off the critical success of Wii Sports and its popular "fitness test" mode is Wii Fit, a collection of more than 40 activities and games specifically designed to get players off the couch. Meant to be played using Nintendo's Wii Balance Board, a squat rectangular object resembling a common scale, Wii Fit spreads its activities out across four different categories: strength training, aerobics, yoga, and balance training. Free shipping