No Glue NeededUnique Mechanical 3D Puzzlelaser-cut ply woodno tonxicenvironmental friendlysmooth wooden board.All pieces are pre-cutno glue needed.The interlocking mechanisms are pretty ingenious. Detailed English InstructionMaking this mechanical model toy requires not only attentiveness but also patience.Feel the pride of assembling this entire IQ toy set-up with your very own hands. Manufacturered by Nashion. Creative GiftWhat a fascinating thing to see the mechanical miracle coming to life by your own hands.Best Holiday gift for your boyfriendgirlfriendhusbandwife who is model builder or puzzle lover.It looks so cool and creates a decent challenge for an adult. Perfect DecorationThe 3D wooden puzzle has decorative designs that look captivating in the finished product.It is a challenge for both eyes and handsand also a perfect display for stylish collections Scale Model 3D PuzzleCharacteristic vehicles of the era are replicated into the mini scale models with detailed structures.