Inspire your little budding marine biologist to dig and discover real shark tooth fossils with the National Geographic© Shark Tooth Dig Kit. Children will love to identify the fossilized teeth of Sand Tiger, Otodus, and Crow sharks. The kit also includes a guide for your kids to learn amazing facts about sharks. Details: For ages 3 and up Choking Hazard: Small parts Contents: 3 real fossils with shark teeth Learning guide