1Practice of fine movements: You can lightly press to let mushroom nails be close fit to holes, and the practice of fine movements with small hands. 2Educational learning toys: train children color cognition, concentration, thinking ability, logical ability, practical ability and patience by inserting building blocks. 3Parent child interactive games: promote communication and improve children social skills. Toys are also suitable for adults to play, and cooperation with parents. 4Best Gift: this will be the perfect choice for your child best gift, which can surprise and have fun for your child and keep your children away from electronic products. 5Basswood: Made with basswood and coated with water based paint, which is safe for children and environmentally friendly. The edges of the building blocks will not damage the baby skin.1 x Storage Wooden Box1 x Hollow Bottom Plate8 x Card Paper180 x Mushroom NailsItem Type: Mushroom Nail Jigsaw Puzzle ToyMaterial: Basswood, paperStore Wooden Boxes Size: Approx. 22.5 x 22.5 x 4cm / 8.9 x 8.9 x 1.6in