Cool Labs

What is a Magnet?
What is a Magnet?

In this investigation, students will first experiment with an ordinary bar magnet and describe its effects on a compass and a tube of iron filings. The second part of the lab challenges students to create a temporary magnet out of...

Magnetic Fields around Magnets
Magnetic Fields around Magnets

Students will make observations of bar and horseshoe magnets, using iron filings or magnetic chips to map the field. The filings will be close together where the field is strong, and farther apart where it is weak. Lines will form,...