Science by Me brings you the perfect kit for crystal growers. This bundle includes three packs of Cristaux Croissants in purple, red, and green colors. The recommended age range for this kit is 10+. Growing Crystals with Science by Me is a great way to learn about the science of crystal growth while having fun. This kit is perfect for educational purposes and can be a great addition to any collection. Get your hands on this custom bundle now and start exploring the world of crystals.