With this brand new Giant Polydron Vehicle Builders Set, children will develop an understanding of how things work. There are 2 different sized wheels, which allow for an exciting variety of models. Children will learn how to grab, pull and push their models, which helps with their co-ordination and synchronises movement. The set comes complete with a picture guide which shows how to build different vehicles. Make all sorts of models such as a hot rod, a tractor, a bus or a racing car! The easy to use, freely rotating wheels add a new dimension of movement to this very popular product. Age Suitability: 3 Years +