Engino Discovering STEM Mechanics: Gears & Worm drives;129;; Engino is a quality range of STEAM construction and engineering pieces designed by Costas Sisamos (with degrees in Mech Engineering & Education) and made in Cyprus. Start your collection today – all Engino sets are fully compatible with each other. Engino brings complex concepts into clear focus for budding engineers and Scientists with award winning components and step by step illustrated assembly instructions Discover how gears can reduce or increase speed and learn how Worm drives are used to change rotational speed Build 12 working models such as a helicopter