“The National Geographic Fool’s Gold Mini Dig Kit provides an exciting chance for kids to discover a dazzling pyrite specimen inside a gold bar-shaped dig brick! Use the included dig tool and brush to excavate your specimen, then learn all about it in our full-color learning guide. • Geology-based activity set. • Gold bar-shaped dig brick contains a pyrite (fool’s gold) specimen. • Min. Age: 8+ Kit Includes: 1 Dig Brick 1 Pyrite Nugget 1 Dig & Brush Tool 1 Learning Guide with Instructions