Play to invent with Engino Inventor series. There are 4 themes in the Engino Inventor range - cars, aircraft, motorbikes and industrial. Start off with the 4 model sets and gradually build up to 16 model sets. In the 8 model sets, there are printed instructions for 3 models included, and you can download instructions for 5 more models. Sets also include an extraction tool for easy disassembly. Only 1 model can be built at a time. A new way to build and play. Suits ages 6 years and over.