Horrible Science, Creepy Crystals
"Grow a creepy crystal tree, create your own diamonds and make crystals that rock!" Find out the facts of crystal formation along with a host of foul facts about crucial crystals. The box contains: Ammonium dihydrogen orthophosphate 50g (crystal solution), tree growing solution, a tree card (absorbs the tree-growing solution to produce crystal 'leaves'), a Petri-dish, a colour tablet, a seed crystal, a round bottle, a funnel, a limestone rock and a ‘Horrible Info’ leaflet. SUITABLE FOR CHILDREN AGED 8 YEARS AND UP.