A fantastic self-assembly Buggy and Quad to speed off on fantastic adventures! A set of over 100 components for building 2 car models that run thanks to a pull-back mechanism. The instruction manual helps the children build the models and introduces them to the basic principles of mechanics and engineering. With the free app, there are lots of other applications to discover and build! Fun moves up a gear and goes even faster with the Pull-Back Buggy and Quad. With over 100 components to build two fantastic models and embark on new adrenaline-fuelled adventures.