What is Tux Paint definition? Tux Paint is a free, prize-winning drawing application for children aged 3 to 12 (kindergarten and K-6). Tux Paint is used in schools all over the world as a drawing activity for computer skills. It has an easy-to-use interface that is combined with fun sound effects and an encouraging cartoon mascot named Tux that appears at the bottom of the screen to provide tips, hints, Read More …