Black Wooden Domino Blocks Science Teaching Domino Board GamedescriptionUsing high-quality wood, the building blocks can be safely used for children to play. Fun and fun for your child. It is very suitable for developing hand-eye coordination, logical thinking and creativity. An exquisite gift for children or friends.featureColour: BlackMaterial: PineBox size: 15 x 3 x 5 cmSingle piece size: 3.8x1.9x0.5cmApplicable age: over three years old-Using high-quality wooden materials, the building blocks can be used safely for children to play. Fun and fun for your child.-An interesting game that can cultivate people's creativity and enhance their self-confidence.-Very conducive to the participants' intelligence, imagination and practical thinking ability.-It can cultivate the will of the participants and maximize the team spirit.-Includes a box for easy carrying or storage when not in use.