Create your own crystals with Clementoni"s kit designed specifically for girls. Grow animal-shaped crystals. The kit includes a manual to, "discover the chemical reactions of the salts. For ages 10+. For use with adult supervision. Contains some chemicals. Read the instructions before use, follow them and keep them for reference. Do not allow chemicals to come into contact with any part of the body, particularly the mouth and eyes. Keep small children and animals away from experiments. Keep the experimental set out of reach of children under 8 years old.