GALT Horrible Science Creepy Crystals

Grow a creepy crystal tree
Create your own diamonds and make crystals that rock
Discover how crystals form and foul facts about crucial crystals
Contains ammonium dihydrogen orthophosphate, tree growing solution, tree card, Petri-dish, colour tablet, seed crystal, round bottle, funnel, limestone rock and 'Horrible Info' leaflet
Suitable from age 8 years and up