These creative rollers offer an ingenious way for children to explore dinosaurs and their landscapes. Ideal to provoke curiosity, extend knowledge and develop fine motor skills, the extinct creatures will come to life as children roll into play dough, clay or sand, and stamp to make wonderful prehistoric scenes. Children can count the spines on the stegosaurus and stamp to discover which dinosaur emerges from the large eggs! The set includes: roaring head & Tyrannosaurus rex, coelacanth fish & Spinosaurus, Diplodocus & prehistoric scene, Triceratops & volcanic landscape, spinal plates & Stegosaurus, and hatchling & dinosaur eggs. Made from a durable stone mix, each set contains six rollers each measuring 2-3/4" and are easy-to-clean. Age 2+.