The LEGO® Technic Heavy Duty Bulldozer (42163) is a great treat for young vehicle fans aged 7 and up who love building toys. The yellow paintwork, modelled on real construction machinery, captures the imagination of young builders who have not yet built Technic models. This massive bulldozer lets boys and girls develop new building skills. The authentically recreated details also include the tracks and the dozer blade, which children can raise or lower with the knob on top of the bulldozer. This set is a terrific gift idea for kids who love vehicles. LEGO Technic building sets feature realistic details that teach young LEGO builders about technical concepts in an understandable way. Give your child an exciting building experience with the LEGO Builder app. With the included ...