3D Puzzle Wooden Craft Kit-Mechanical Model Building Kits-Gear Drive Moving Kit-Brain Teaser Engineering Educational Toys (Air Vehicle) (10 Pcs a carton)

The design of this 3D puzzle is inspired by the shape of airships during the industrial revolution. It does not require batteries and only requires mechanical brakes to rotate.

Unique Mechanical 3D Wooden Puzzle,laser-cut ply wood material,no tonxic,environmental friendly,smooth wooden board.All pieces are pre-cut,no glue needed.The interlocking mechanisms are pretty ingenious.

Follow the user manual provided in the brain teaser DIY puzzle,and you will be able to install it.Making 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.

What a fascinating thing to see the mechanical miracle coming to life by your own hands.Creative gift for your boyfriend,girlfriend,husband,wife who is model builder or puzzle lover.It looks so cool and creates a decent challenge for an adult.

The complexity of this 3-D Puzzle Kit will boost your child creativity,bring families together for hours to create something truly unique to display in their home.Believe us,this is an unforgettable family time,you will be surprised by the child's hands-on talent.