Discovery 3-In-1 Earth Exploration Stem Science Kit by Horizon Group Usa Grow Colorful Crystals Excavate & Dig 11 Real Gemstones Build Color Your Own Glowing Volcano

Scientific observation: hone in on observation skills and patience as your child experiences The process of crystallization! Simple chemical reactions: combine simple household materials and watch as they react to cause an eruption! Manufactured by Discovery. Excavate & educate: excavate and identify 11 precious gemstones then learn how real geologists use Streak plates to identify the true color of a stone. Age range: 12 years & up 3 hands-on activities: grow colorful sparkling crystals build and decorate an erupting volcano and excavate 11 precious gemstones!