This kit has 18 components included, compromising of magnets and compasses which are required to investigate core concepts in introductory magnetism. With this kit students can explore common experiments such as The North and South Poles, Seeing Magnetic Field Lines Using Iron Filings, and Eddy Currents. Includes an experiment guide covering 7 activities. Magnetic and Non-Magnetic Objects. Exploring North and South Poles. The Earth Is a Giant Magnet. Seeing Magnetic Field Lines with Iron Filings. Interacting Forces. Ferromagnetic Chains. Eddy Currents.