Material: wood Color: black white as the pic showSuitable age: 3 years old the above Style: fashion / puzzleTops: 1 set is 54 piece "T" shaped wood Features: 1. apart easily ， fitted difficult 2. hand eye coordination and will power 3. improve observation，to develop the brain 4. can improve the patience and self-control 5. can exercise hands flexible 6. promote parent-child relationship 7. has subtle mathematical principles and physical principles 8. best entertainment toys