Geoworld Dig and Discover Trilobite With the Geoworld Dig and Discover Trilobite Kit, you'll experience the thrill of discovery Use the hammer and chisel (included) to free a trilobite replica from the gypsum brick Use the included lens to study your replica and 3 authentic trilobite fossils (included) Also includes leaflet with scientific information; suitable for children 6 and over Every Geoworld product is developed under the supervision of paleontologist Dr. Stefano Piccini