Mechanix Motorbikes STEM Toy, Building and Construction Set for Boys and Girls Age 7+ YearsA do it yourself kit which allows to make 14 different models of bikes one at a time. 155 pieces crafted from high quality steel and finished perfectly for the ideal feel and finish These parts can be used over and over again to create 14 and many more models as far as your kids imagination flies If your child is new to building kits then the detailed and illustrated guide of the 14 model engineering building kit will help them They get an