1、Children can learn some scientific knowledge while playing, expand scientific knowledge and promote children's intellectual development. 2、The toy assembly process can cultivate children's operational skills and logical method. 3、A great DIY educational toy, suitable for children and students to gain a sense of accomplishment and learning knowledge in the entertainment process. 4、Excellent hand eye coordination and concentration toys can help them think, increase creativity and interest in learning. 5、The detachable teaching equipment makes teaching simple, so that children's classrooms are no longer boring. Item Type: DIY Wooden Calendar Weight: Approx. 253g / 8.9oz Product Size: 19.5x12cm / 7.7x4.7in Product Material: Plywood Features: Durable, DIY assembly, educational toys 12 x Planks