This comprehensive bundle includes four of Learning Resource's finest stem products, including the Force & Motion Activity Set, Simple Machines Activity Set, Magnets! Activity Set, and Sink or Float Activity Set. Explore the wonders of magnetism and engineering, why things sink and float, all 6 simple machines, and the science of “how things go” with colorful, engaging tools and hands-on activities and experiments. The perfect introduction to building key science, technology, engineering, and math skills. All sets include a comprehensive activity guide with reproducible materials.Details:Includes 4 different setsFor ages 5 and upContents:Force & Motion Activity SetSimple Machines Activity SetMagnets! Activity SetSink or Float Activity Set