NATIONAL GEOGRAPHIC Break Open 15 geodi premium - con occhiali, guida di apprendimento dettagliata, 3 espositori, grande giocattolo scientifico con stelo e regalo educativo

EXPLORE CRYSTAL CAVES - Geodes are naturally forming volcanic rocks that contain amazing crystal formations inside. Crack them open and discover beautiful minerals! PREMIUM QUALITY - National Geographic selects only the best geodes collected from multiple mines around the world, so you’re guaranteed to find fascinating crystals INSPIRING A GENERATION - Kids love these treasure-filled rocks! Encourage an appreciation of nature and geology in your child with this extraordinary science kit TEACHING SCIENCE - Learn all about geodes and minerals with the full-color educational learning guide included SATISFACTION GUARANTEED - The National Geographic STEM series provides kids high-quality educational toys that are a whole lot of fun! If your experience is anything less than extraordinary, let us know so we can make it right for you