Young truck lovers build their favorite heavy-duty vehicles and pave the way for a future in STEM (Science, Technology, Engineering, and Math) with this hands-on STEM building toy. The Tipper Truck 3-in-1 model kit includes full-color instructions to build up to 3 iconic models: The Tipper Truck, the Skid steer, and the Dumper! Our building sets were specially designed for boys and girls with a passion for trucks to take their first steps in STEM (Science, Technology, Engineering, and Math). Children who build with Engino develop key spatial thinking skills and learn to solve the kinds of real-world engineering problems that will prepare them for a lifetime of scientific discovery. Warning: This product contains small parts which could be swallowed. It is not suitable for children under 3 years old.