Crystal Growing Science Craft Kit
by Thames & Kosmos
With this fun kit, you can grow dozens of dazzling crystals while conducting 15 different experiments! Grow potassium alum crystals that form regular octahedrons, rapidly growing sodium sulfate crystals, long needle-shaped sodium acetate crystals, and calcium sulfate, also knows as plaster. Learn about the different properties of these different types of crystals. Use the included molds to make fun plaster shapes an then grow a layer of crystals on top of the shapes! Use dyes to grow colored crystals. Display your crystals creations in the included clear treasure chest with a locking lid. Make your own crystal geodes and much more! This is a great educational and fun science experiment kit!
Includes 15 fun experiments. Includes a 32 page, full-color manual. For ages 10 and up.
Thames and Kosmos's mission is to improve informal science education by publishing high-quality science and technology related educational products for children of all ages. They currently offer more than 60 science kits in thirteen science categories. Thames and Kosmos has been recognized with dozens of awards from the most reputable organizations that review products for children. All Thames & Kosmos products have been safety tested to the rigorous standards of both the USA and Europe.