STEM rocks! This on-the-go rock collecting tool allows junior geologists ages 4 and up to examine and observe rocks. This STEM toy is the perfect introduction to science for kids. Store your rock or gem collection in the compartment and practice key STEM skills like observation, exploration, and early geology! Features handle, storage, and extendable eyepiece with 3x magnification. Includes Rocknoculars, guide, and bonus Spark More Play™ activities.