The National Geographic Purple Crystal-Growing Lab is an easy and fun way to grow a crystal at home! Simply mix the crystal growth powder in water, add your seed stone, and in just a few days you will have an amazing crystal! Easy-to-follow instructions and a colorful learning guide are included.
• 1 Sachet Purple Crystal-Growing Powder (3.35 oz / 95 g)
• 1 Seedstone
• 1 Learning manual with instructions.