Discover the science of crystal growing in this fun, educational, and simple-to-use Curious Universe Crystal Growing Lab that works like magic! All it takes is the crystal-growing compound, a jar, and some time, and soon you'll have your own collection of home-grown crystals to display! While your crystals are growing, learn more about how they are formed in laboratories and in nature with the bonus book, filled with fun facts about the many crystals that exist on Earth, from precious gemstones like diamonds and jade through to the everyday crystals we eat, such as salt and sugar! • Kit includes a16-page book with 3 popsicle sticks, 6 granite rocks, and 150g of mono phosphate (6 x 30g bags). • The perfect way to get kids invested in STEM!