1.Highquality material: this bouncy ball playset is made of highquality plastic, which is and nontoxic. This is a game that is highly tested for endurance and accuracy. Bouncing ball games can promote brain thinking and practical and thinking skills. 2.Rules of the game: 24 player game. When two people play the game, one person has a ball of one colour, and when four people play the game, they are divided into two teams each with a coloured ball. Turn the challenge card over to determine the pattern and create the card shape by throwing the ball into the grid. 3.How to win: There are a total of 9 cards that will receive cards, no matter who completes the card reminder mode. The first player to complete the pattern wins the cards. In the end, who wins more cards, who is the winner. 4.Size: game board size: 8.07 x 8.07 x 1.37 inches, package size 8.67 x 8.67 x 1.85 inches, the set contains a game board, 16 balls and 9 cards. It is very suitable for family members.