Space Age Crystals® - Item 667: Grow 6 "Amethyst & Diamond" Geodes & Crystals

GROWS 6 SPARKLING "AMETHYST & DIAMOND" GEODES, CRYSTAL CLUSTERS, AND SINGLE CRYSTALS (UP TO 6 INCHES / 15 CM). Growing SPACE AGE CRYSTALS ® is easy, fun and educational. Mix plaster of Paris with water and make your own geode shells. Add water to the crystal salt, heat it up (no boiling hot water required – patented process uses only solutions below 132°F / 55°C), and grow your very own collection of two sparkling crystal clusters, two geodes, and two single crystals, right before your very eyes. A hands-on activity kit for ages 12 and up. Crystals and crystal growing powder are biodegradable. Contents: Crystal growing powder, geode mold, geode stand, casting plaster, growing containers, lids, stirring rods, 48 page Space Age Crystals booklet, instructions. USA & CANADA: Ages 12+ WARNING: This kit contains chemicals which may be harmful if misused. Read cautions on individual containers carefully. Not to be used by children except under adult supervisions. Weight 2.4 lb