Toys.
It'll have the whole family saying "whoa"! Otrio Inventor's Edition - Concrete - Games for Ages 8 to 12 - Fat Brain Toys Incredible high-end quality for a beautiful three-in-a-row challenge!. Games.There are three ways to win: place three of the same piece in a row, place three concentric pieces in any one space, or place three pieces in ascending or descending order.