This box comes with a set of all tools and parts to make 10 different models.This toy set comes with 102 colourful steel and plastic parts that can be used again and again to make great cars.This set also includes manual for assembling 10 models.This makes it an enjoyable experience. These classy models will awe your children with its clean construction and beautiful proportions. The steel body parts give more realistic look and feel for model building. The young ones would definitely feel elated after they successfully complete joining the pieces of the cars.After the construction of the models, the kids can further use the nuts, bolts and other versatile parts of the mechanical set for other projects and models. After constructing the models that are described, the child can make many more models depending upon their own imagination and skills. It encourages children to take his/her first step in the engineering World as it teaches and induces fine motor skills, logical thinking, problem solving skills, creativity, cognitive thinking and dexterity. Models are designed to be fun and great for children.This type of activities helps the children being able to think out of the box and builds their cognitive skills. These activities develops curiosity to learn and it enhances the ability and confidence of the kid to build something with real life tools.