A working crane will help you move and load the Insta-Dirt onto the vehicles with ease. The mini 3" push-powered vehicles allow you to be in control every step of the way. Easily move and pose the articulated buckets and booms just like the real thing Real Cat machines are known for their high quality, these toys are no different, built to withstand the elements and perfect for indoor or outdoor play Appropriate for ages 3 years and up. Bring the whole construction site to even the smallest of spaces with the Cat Little Machines Ground Crew. This set features Insta-Dirt which when mixed with water magically grows 15 times its volume in a matter of seconds for a whole lot of play.