A perfect do it yourself and role play toy for 7 yrs+. The child can make 2 different models one at a time, after which the nuts, bolts, and other versatile parts can be used to create many more models and projects. Crafted from high quality steel and finished perfectly for the ideal feel and finish. The classy Giant Wheel model will awe you with its clean construction and beautiful proportions. A step by step manual to enable your child to learn the basics of fitting and guide him through the process. Encourages your child to take first step in the world of engineering as it teaches and builds fine motor skills, logical thinking, cognitive thinking, creativity, dexterity and problem solving skills. Models are designed to be fun and great for beginner builders as well as advanced. Suitable for thoughtful and unique birthday return gift ideas.