PUZZLE GAME - Can help teach children the practical life skill of using a screwdriver,improve hand-eye coordination while working on fine motor skills.MATERIAL - Made of high quality wooden material,durable,safe,eco-friendly.SCIENTIFIC DESIGN - The design of the double-sided nail plate makes the children's imagination and creativity more useful. Each nail is designed as an easy-to-use umbrella pin to secure the rubber band in place. Will not cause slipping.BEST GIFT - Birthday gifts for kids boys girls, Perfect kids early learning toys for 4-6 years olds kids. Helps kids to promote hands-on learning, basic skills, and fine motor development.WIDE APPLICATION - Our nail board can be used as a teaching aid for school teachers. This is very useful for teaching simple shapes and more advanced concepts. Creating different shapes to enhance children's confidence and discover motor skills is also an excellent Parent-child interactive games and travel games. Is the perfect gift, ideal choice. Attention:1. Due to manual measurement, please allow for a slight error. Please make sure you don't mind before bidding.2. Colors may vary depending on the monitor, please understand. Attention:Hello, please pay attention to your shipping address when purchasing products. If your shipping information (such as name, street, house number, doorbell/email without name, etc.) is incorrect, the order will not be delivered correctly