National Geographic Kids Rock Collection - 1.25 lb Assorted Rocks & Minerals STEM Kit for Classroom & Home LINNIW Matte black finish blends discreetly

Matte black finish blends discreetly into any space

and items can be seen at a glance

While PVC and hot glue weaken over time

The 360° filter pulls in air from all directions to clean rooms up to 5 times per hour when used in a room 80 sq

National Geographic Kids Rock Collection - 1.25 lb Assorted Rocks & Minerals STEM Kit for Classroom & Home LINNIW Matte black finish blends discreetlyINSPIRE A LOVE OF SCIENCE This rock collection for kids and adults inspires curiosity in geology! GORGEOUS ROCKS & MINERALS 10 specimens each of pyrite, quartz, desert rose, pumice & tigers eye. SHARE THE FUN Also includes over 1 lb. of polished rocks and gems plus 10 carrying bags to share! IN THE CLASSROOM A great science kit for classrooms, homeschool curriculum and educational groups. AWARD WINNING PRODUCTS Blue Marble, winner of the Toy