Most crystals can grow up to 1-2 inches in diameter and are under 2 inches tall.
4M Crystal Experiments include everything you need to get started, so there's no need to hunt for additional supplies.
Contains everything you need to get started, including crystal growing compounds and mixtures, display domes, stirring supplies, and detailed instructions.
The 4M deluxe crystal science kit includes materials for 1 large crystal, 3 medium crystals, 4 small crystals, 1 glow-in-the-dark crystal and 2 Crystal geodes
