STEM classroom bundle features four comprehensive STEM products including the force and motion activity set, simple machines activity set, magnets activity set, and sink or float activity set. Children will have the opportunity to explore the wonders of magnetism and engineering, why things sink and float, all six simple machines, and the science of "how things go" with engaging tools, hands-on activities and experiments. Classroom set provides the perfect introduction to building key science, technology, engineering and math skills. All sets include a comprehensive activity guide with reproducible materials. Classroom bundle is designed for children ages 5 and above.