The LEGO Technic Heavy-Duty Bulldozer (42163) set is an exciting building experience for children who are 7 years and above and especially for those who have a fondness for construction toys. Inspired by real-life bulldozers, the set sports an appealing yellow color scheme that stirs the creativity of youngsters and encourages the development of new building skills. The set features authentic details such as moving tracks and a liftable blade which further enhances the building experience. The 195-piece LEGO set measures over 3 in. (8 cm) high, 4 in. (10 cm) long and 3 in. (8 cm) wide and also makes for a notable gift for kids who enjoy vehicles and construction toys. LEGO Technic construction sets are known for their realistic features which delivers an engaging introduction to engineering for young LEGO builders. The fun is also extended to the LEGO Builder app that offers 3D zooming and rotation of models.