9 Pcs Brain Teaser Puzzle 3D Unlock Interlock Wooden Brain Test Game Educational Intellectual Lock

Feature: 1. Wood Brain Test Game: China"s ancient and traditional intellectual games have a long history and mysterious mathematical principles, logical principles. 2. Clever Test: When assembling, you need to observe carefully, think carefully, and analyze its internal structure. It helps to develop the brain and flexible fingers. 3. Hand Eye Coordination: The puzzles not only can keep brain activities, but also can train children imagination, eye hand coordination and shape recognition. 4. Perfect Gift: 3D brain teaser can take anywhere. In the car, at school, at home, or at the office. They"re mini and super light and can fit in your pockets. 5. Material: Smooth and has no sharp edges for endless play without getting hurt. Every piece is completely unique and handmade from premium grade, fully wood. Specification: Item Type: Brain Teaser PuzzleMaterial: Beech. Package List: 9 x Brain Teaser Puzzle1 x Storage Box