Features: Cognitive learning:Wooden screw nut toy have different colors three-dimensional shapes babies can build according to the cardboard or rely on their own imagination it can teach the baby to recognize various color and shapes. High-quality:Wooden screw nut toy selection of superior wood material uniform and fine texture strong and easy to form not easy to deform and crack. Safe andNo Harm:Our product 360 polishing and the lubricating feeling at your fingertips round and smooth without burrs while playing without hurting children's little hands.can play it confidence. Educational toys:Wooden screw nut toycan exercise the flexibility and concentration of fingers cultivate children's patience and also develop children's thinking. Holiday Gifts:Wooden screw nut toys is an excellent gift for children on special holidays such as Children's Day Christmas and birthdays. Description: Material:Wood Size:Tray: 22.3*22.3*1cm Square:3*3*1.2cm Hexagonal:3cm includes: 1 set Wooden Screw Nut Toy "