Boil your water. Do not use "hot" tap water; it must be bubbling.
To successfully grow crystals with the Science Squad Ultimate Light Up and Glow Crystals Kit , the most critical factor is creating a supersaturated solution Boil your water
Place the jar in a spot with a consistent temperature. Avoid windowsills (too much temp fluctuation) or near air vents. Boil your water
Carefully pour the remaining liquid down the sink. Hold a spoon gently over the crystal to prevent it from slipping out. Boil your water