Specifications: This set is used for the study of electromagnetism when electric current flows through a wire which is wrapped on a metal core. Electromagnetism can be utilized to attract sheets of metal. This set includes circular shaped magnet with a diameter of 20 cm, with a 28 cm in diameter handle. The interior is installed with coils so that it can activate electromagnetism, having duration of 15 seconds. It has a rectangular base of dimensions 48x46x72 cm. The back screen has dimensions of 80x48x5cm. It is attached to a wooden base covered with Formica plastic.