COMPLETE VOLCANO SCIENCE KIT ? Includes everything you need to build a volcano, paint it, and make it erupt; the improved mold, brush, and paints make it easier than ever to create a show-stopping volcano MAKING SCIENCE FUN ? A great hands-on experiment for any science fair with multiple volcano experiments to try; the updated mold is easy to assemble and holds the plaster securely to create a sturdy volcano form and more realistic paint colors give the volcano a lifelike look REAL VOLCANIC ROCKS ? Includes pumice and a geode specimen; a full-color learning guide teaches about each rock and provides a wealth of educational information on volcano science HOMESCHOOL CLASSIC ? This is a classic STEM project that teaches kids about Chemistry, Geology, and Earth Science, it?s a proven homeschool lesson your child will love; clear instructions are easy to follow and included learning material makes it easy to create lesson plans RESPECTED QUALITY ? National Geographic Toys is proud to provide only the highest quality products, each backed by a complete satisfaction guarantee