This discovery set offers endless hands-on fun! Chisel away 12 dinosaur eggs to unearth a mini Stegosaurus, Pteranodon, Tyrannosaurus Rex and more. Every egg in the carton contains a different dinosaur! Simply soak the 3" clay egg in water and then carefully chisel away the shell to excavate the dinosaur inside. Even more dino fun awaits with Dinosaur Skeletons. Make no bones about it, this excavation kit is full of 12 exciting skeleton discoveries. In Big Bugs, 12 oversized insect eggs create excavation excitement of epic proportions! Dig and discover a dragonfly, centipede, butterfly and more while learning about their gigantic ancient ancestors. The Minerals and Fossils set includes 12 stones—dig to find one or more samples of prehistoric evidence such as petrified wood, lava stones, and semi-precious minerals like rose quartz and amethyst.Each set includes one dozen individually-wrapped clay eggs, each with a chiseling tool and instructions, and an excavation guidebook for learning more about your discoveries. It's a perfect group or party activity!