Students use iron filings to visualize the direction of the magnetic field lines and the shape of magnetic fields around various magnets. Can be used as a free experimentation activity. Can also be used to introduce magnetic field lines of the Sun.
Science content (2016 curriculum):
Physics: Motion and Forces, Newton’s Laws, Gravity (K, 2, 6)
Science topic (2005 curriculum connection):
Earth and Space Science: Stars and Planets (grade 3)
Physical Science: Force and Motion (grade 1)