Let your little one grow a creepy crystal tree and allow them to create their own diamonds and crystals with the Galt Horrible Science - Creepy Crystals.

Key Features

• For a complete set, it includes ammonium dihydrogen orthophosphate, tree growing solution, tree card, Petri-dish, colour tablet, seed crystal, round bottle, funnel, limestone rock, and Horrible Info leaflet
• Suitable for ages 8 years +