1. Safe Material: Made of smooth wood no burr and safety for playing with.
2. Eco-friendly: Eco-friendly water paint no damage to body without toxic substance.
3. Easy to Play: Similar to tangram puzzles you can think out multiple solutions to restore it back.
4. Intellectual Development: A Chinese ancient and traditional intellectual game which has the very secret of mathematical principles and physical principle help to improve intellectual development.
5. Function: Provide hours of fun and educational play develop your childs spatial-visualization skills and mathematical thinking.