Bring the construction site with you wherever you go with the CAT Little Machines Ground Crew Pack. This set features awesome Insta-Dirt™ which when mixed with water magically grows 15 times its volume in a matter of seconds! New functional mix tray and container doubles as a no-mess play space so cleanup is a breeze! The 2 included Little Machines vehicles and a working crane will help you load and transport the Insta-Dirt™ with ease. Easily move and pose the articulated buckets and booms just like the real thing. Real CAT machines are known for their high quality and are built to withstand the elements. Perfect for indoor or outdoor play. Appropriate for ages 3 and up.