National Geographics Shark Tooth Dig Kit lets children dig up and explore fossils from three different species of shark. With a full-colour learning guide full of amazing shark facts and pictures, kids will have a blast while they identify the teeth of the sand tiger, otodus, and crow sharks, and learn all about what make sharks the oceans most feared predators. This science kit includes: A shark-themed digging brick with 3 fossilized shark teeth (each from different species of shark), archeological digging tools, full-colour learning guide, and magnifying glass. This dig kit makes a great gift for any child ages 6-15 years with an interest in sharks, fossils, or science. With 3 amazing fossils to uncover, children can start an impressive fossil collection that they can show their friends.