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- GROW CRYSTAL COVERED TREES – Watch in wonder as crystals grow from the branches of the included evergreen and cherry trees like magic; you’ll see the first crystals in minutes and trees will be fully covered in as little as 6 hours making a fantastic crystal display
- YOU CHOOSE THE COLORS – Color each tree any way you’d like with the 5 watercolor pens in the kit and grow crystals in the colors you’ve chosen
- REAL SPECIMEN INSIDE – This crystal growing activity also comes with a genuine geode specimen as well as a full-color learning guide packed with fascinating facts about crystals
- COMPLETE ACTIVITY SET – Because the crystals absorb the ink from the markers and grow in the colors drawn, this kit combines the science of a crystal growing lab with the creativity of an art project, making this a well-rounded activity for girls and boys
- National Geographic Toys makes the highest quality hands-on science toys, and all products are backed by exceptional service