Photographs, illustrations, and simple text describe how magnets work, how they are used, and why some things are magnetic and others are not.
General Note
Includes index.
Content Note
Magnets -- Magnetic metals -- Poles apart -- Try this-- magnetic fields -- Electromagnets -- Magnet motors -- Try this-- find the magnet -- Earth's magnetism -- Try this-- power magnets -- Nature's magnets -- Try this-- make a compass -- Using magnets -- Magnetic trains -- Words to remember.