Place the Game Tray on the playing surface between players. Players take the balls of their colour and place them into their ball holder trays. The game begins when a player draws one of the uniquely designed challenge cards and faces it up. Each player tries to tries bounce their balls into the tray to match the design on the card. Players keep bouncing until somebody matches the design, and then that player takes the card; Shifting weight and a tilting board add difficulty as you try to make your design. As soon as the board rocks away from you, it can rock back; Bounce-off rock n; rollz offers tons of action-packed fun that tests your skills and coordination. Win the game and declare yourself master of the universe. And dont forget the trash talking; Play as individuals or in teams. 2 or more players. For ages 7 years and over. WARNING(S): Not suitable for children under 3 years old. Only for domestic use.