Unearth your own construction site complete with trucking equipment, construction workers and essential safety signs! Find concrete evidence of groundbreaking gear that is used to build everything from single-story homes to looming skyscrapers. Reference the included guidebook while excavating to identify your finds and learn interesting facts about each discovery. Once the pieces have been dug out, the playmat becomes a fun background for your new construction toys! Just soak your dig project in a bowl or sink, chip away with your tools and discover. This kit comes with a whole set of excavation tools for hammering, digging and brushing!