Magnets 5G10.10 Magnet Assortment
  5G10.15 Lodestone
  5G10.1X Magna Clean
  5G10.20 Broken Magnet
Magnet Domains and Magnetization 5G20.27 Test Tube Magnet
  5G20.31 Compass Array and Magnet
  5G20.50 Hammer an Iron Bar
  5G20.60 Magnetizing with DC
  5G20.62 Magnetizing by Contact
  5G20.70 Electromagnet with 1.5V Battery
  5G20.71 Electromagnets
Paramagnetism and Diamagnetism 5G30.10 Paramagnetism and Diamagnetism
  5G30.21 Paramagnetism of Liquid Oxygen
Hystersis 5G40.50 Hysteresis Waste Heat
Magnetostriction and Magnetoresistance 5G45
Temperature and Magnitism 5G50.50 Meissner Effect - Levitating Magnet
  5G50.51 Meissner Effect - Levitating Pucks