Children Educational Reverse Chess Parent-child Interactive Desktop Game Reasoning Toys(64 Pieces)1. Material: plastic 2. Number of players: 2 people 3. Applicable age: 3 years old and above 4. Plastic chess board, waterproof and moisture proof, quickly familiar with the rules of the game, simple and easy to understand the fun play 5. Pieces are made of thick material, not easy to deform and crack, easy to operate, suitable for children to play 6. Help to improve children logical thinking, independent thinking ability, parent child interactive