Break Open Gold Rush Geodes

These may look like plain old rocks from the outside, but crack them open and discover a sparkling gold interior that has enchanted people for centuries. Also known as Fools Gold, pyrite gets its name from the Greek word for fire. See if you notice any sparks when you crack open these geodes with a steel hammer! Includes 7 pyrite geodes, safety goggles and a full-color adventure guide.

Age Recommendation: Ages 8 and up