UGEARS Engine 3D Wooden Puzzle Brain Teaser Construction Set for Teens and Adults

It was once a time of great steam engines and people were amazed by its unseen power and noisy operation. Air motor from UGEARS is a small but exact analogue of steam engines. You need just to blow into a special socket or an ordinary balloon and air motor will start working. This model is unusual because is made entirely of wood materials. This mechanism has an air tachometer and two boxes for details. Model for self-assembly without glue. Size Model: 6.4*3*3.9in (162*78*100mm) Package size: 14.6*5.5*1.2in (37*14*3cm) Number of parts: 81

FEATURES

• Pneumatic engine
• Self-assembly model
• The material is plywood
• Unique and innovative games
• No glue