Feature: 1. Games can stimulate children's creative thinking. 2. Let children use their brains to solve difficult problems to get a great sense of accomplishment, guide children to verify various subtle ideas. 3. Cultivate children's love for innovative practice, communication, creativity, critical thinking, and improve children's ability to solve things. 4. Suitable age: 3 years old and above. 5. Game accessories: 1 pcs chessboard, 10pcs tower, 3pcs steel ball, 60pcs challenge manual, 1pcs game manual. Specification: Suitable age: 3 years old and above Packing size: about 30.3 * 25 * 7.5cm / 11.9 * 9.8 * 3.0inch Material: Plastic Number of players: 1 Game accessories: 1 pcs chessboard, 10pcs tower, 3pcs steel ball, 60pcs challenge manual, 1pcs game manual Package List: 1 pcs chessboard 10 pcs tower 3 pcs steel ball 60 pcs challenge manual 1 pcs game manual Note: Since different computers display different colors, the actual project color may be slightly different from the image. Due to manual measurement, please allow 1-2CM difference, thank you!