This Horrible Science Creepy Crystals Set is a fun way to teach new learners about how crystals form. It comes with everything you need to grow your own creepy crystal tree and create your own diamonds as well as information sheets to help you understand the process.

• Age: 6 years and up
• Item no: 59023
• Approx package dimensions: 14 x 22 x 7 cms
• Contents: 50g of ammonium dihydrogen orthophosphate, Tree growing solution, Tree card, Petri-dish, Colour tablet, Seed crystal, Round bottle, Funnel, Limestone rock, 'Horrible Info' leaflet