4M KidzLabs Crystal Science Kit Create unique crystal formations using chemistry with this kit. Join with friends and family in this set of 3 crystal growing experiments. With a hexagonal container, square container, and paper tree, grow an Aquamarine Crystal, a glow-in-the-dark Moon Crystal Cluster and a Crystal Snow Tree. Display the crystals in their containers once they finish growing. This set is recommended for ages 10 and up with proper protective gear and constant adult supervision. Challenge your child's imagination with 4M toys and kits. 4M educational toys cover a wide range of educational subjects and include science kits, arts and crafts kits, robotics kits, and more. 4M offers a wide range of toys and kits to let you build a clock, crochet a placemat, or turn your room into a planetarium--all in the name of making learning fun.