RUGGED VEHICLES, REAL GEAR - Big Adventures toys combine play, fun and learning with real STEM related tools. The Metal Detector Mining Truck transforms into four real working tools: a metal detector, rock tumbler, shovels, water tank. SEARCH and SURVEY - Discover buried treasure. The removable metal detector will guide the way and works on or off the truck. CLEAN and UNCOVER - Wash off your specimens. The detachable water tank will help uncover what's under the dust and dirt. UNEARTH GEMS - Turn the rock tumbler to sift through your haul and reveal hidden mysteries. GO DEEPER - Use the two shovels for your excavation site, or to start the fun all over again in a brand new spot. Let them explore with Big Adventures. These toy vehicles combine role play, fun and learning with real, working STEM tools. Put kids in the driver's seat of their own adventures, enabling them to stretch their imagination, discover new worlds and get outside. Adventure awaits! The Metal Detector Mining Truck transforms into four real working tools: metal detector, rock tumbler, water tank, and shovels. Use the detachable metal detector to discover hidden items. Then uncover what you have found by using the water tank to wash away dirt and dust. Place these mysterious items into the rock tumbler and give them a spin to see if you have discovered crystals, gems or even gold! Two shovels are included to help you dig deeper and expand your excavation site, or to start the fun all over again somewhere new. What amazing treasures will you find? With Big Adventures toys, boys and girls ages 3+ can explore the world just outside or wherever the journey takes them.