American Educational Vinyl Clever Catch Rocks Ball, 24" Diameter

Rock Cycle Clever Catch is an excellent way to test students' knowledge on rock specimens. Ball includes 100 questions. Clever Catch can be used at school in organized classroom activities. It can also be used on the playground or at home. For grades 6-8. This 24" inflatable ball makes learning about Rocks and their properties a bunch of fun. Sample questions: The family of rocks formed from molten materials. A rock that is fossilized sand dunes. A rock composed entirely of sea shells.