UGears Model U-Fidget Aircrafts Number of components: 8 Estimated time of assembly: 0.5-2 hours Level: Easy The unique set of 4 individual miniature models for self-assembly for grown-ups and kids from 5 years old to 80 and beyond. The set includes Helicopter, Hydroplane, Airship, Airplane with basic elements of mechanics. The models are made entirely from high-grade wooden materials. All component parts are already cut off and can be easily removed from the board. The model assembles easily like a puzzle without glue, toothpicks and special tools by following an illustrated color manual. Use them to organize your thoughts and ideas, drive new insights, relieve stress and to regain control over your emotions. Each model has an eyelet for hanging. Let them become your everyday life companions as key-charms or original trinkets. Also it’s a great welcome gift to your beloved or a compliment to your friends and colleagues.