Start your collection of precious stones by creating your very own gems out of chemical reactions, like the beautiful sparkling stone called “geode”! This fun kit will introduce you to the world of geology and minerology. Contents: block of earth, stones and minerals, hammer, chisel, 8 sachets of aluminum and potassium sulphate, bag of plaster, tweezers, spatula, latex gloves, 100 ml glass with lid, 50 ml glass with lid, bowl, geode mold, illustrated instructions. Dimensions: 29 x 7 x 43 cm (11.4 x 2.8 x 16.9 inches). Age: 8+ years. Warning: Choking hazard (small parts). Not suitable for children under 3 years. Language: French.