GROWS 6 SPARKLING "CITRINE & RUBY" GEODES, CRYSTAL CLUSTERS, AND SINGLE CRYSTALS (UP TO 6" / 15 CM IN DIAMETER).
Growing SPACE AGE CRYSTALS ® is easy, fun and educational. Learn how astronauts on board the International Space Station grow crystals in the weightlessness of space. 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: 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.
|Dimensions||9.5" height x 12.5" width x 2.25" depth|