Compass, Magnetic, Pack of 8

Details

Compass, Magnetic, Is A Component Of The Following Stc Program Unit(S): Catastrophic Events (Item #974206); Earth In Space (Item #975006); Experimenting With Forces And Motion (Items #976001, #976001U5); Exploring Plate Tectonics (Items #977501, #977501U5); Electricity, Waves, And Information Transfer (Items #512801, #512801U5).