Product DescriptionUse your imagination as you explore the world of real engineering with the Meccano 20 6028598 aerial rescue set. Build 1 of the 20 aerial models, including a helicopter. Then take it apart and build a different one. After that it?s up to you and your imagination to create a vehicle of your own design! this real working aerial rescue set comes with 406 parts, including 2 ergonomic tools and easy-to-follow instructions. Explore the mechanical wonders of the world with the 20 6028598 aerial rescue set.Set Contains:Includes 406 Parts, 2 Real Tools, 1 Instruction Guide