Experience the fascinating science of crystal formation with the 4M Crystal Growing Kit. Watch as sparkling crystals form right before your eyes. Pour the large bag of white crystal base compound into the bottom of the experiment jar. Follow the directions carefully to perfectly add the special seeding mixture. Perfect for young science enthusiasts, especially those with an interest in geology. Complete instructions are included with the kit. Recommended for ages 10 years and up. 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.