|This kit is designed for high school students to learn the
principles and applications of electromagnets. It includes two
coils on plastic spools, a U-shaped iron core, a straight iron
core, two magnetic compasses with stands, and a pair of wires.
Students can build a bar-shaped and a U-shaped electromagnet which
they power with a 6V battery (not included) or DC power supply
(not included) to determine the magnitude and polarity of
Includes an activity guide and a plastic storage case.
Dimensions are 4.5" x 4.5" x 1.5".