Explore geology, physics and chemistry in the Wonders of the Earth kit. Learn about Earth's rock cycle and crystallize minerals. Learn about paleontology - the study of fossils and prehistoric life. Make a volcano with lava flows, mineral springs, poison-gas lakes and more. Make and paint your own fossil boulder that splits in half and shows key fossils from four different ages. Excavate a high-quality T. rex skeleton and semi-precious gemstones. Use science to test real minerals and conduct experiments! The kit includes high-quality chemical ingredients, science tools and more. The Ingredients are packaged in no-spill, resealable containers so children can conduct experiments again. For ages 8+.