Jiggly Gems and Crystal Creations by Scientific Explorer uses very cool chemistry to make gobs of gems!Young scientists can use this kit to:-dissolve crystals, then watch them crystallize again -create sparkling crystals -make “giant” paper crystal models -design beautiful and delicate coral crystal gardens -grow shiny salt crystals and experiment with crystal recipes -make colorful “gems” that shrink, swell, jiggle and bounce -grow brilliant alum crystals -make miniature crystal ""caves""The kit includes alum, Epsom salt, kosher salt, laundry bluing, polyacrylamide, cotton balls, food coloring, Petri dish, measuring spoons and more.Ages 6 and up.By Scientific Explorer