Janice VanCleave's Magnets: Mind-boggling Experiments You Can Turn Into Science Fair Projects
The perfect science fair idea books. Spectacular Science Projects Janice VanCleave′s Magnets ∗ How does a compass work? ∗ What is a magnetic field? ∗ How can you make a magnet with electricity? Janice VanCleave′s Magnets includes 20 simple and fun experiments that allow you to discover the answers to these and other fascinating questions about magnets, plus dozens of additional suggestions for developing your own science fair projects. Learn about magnetic poles using a bar magnet, paper, and string; about magnetic force fields with a compass, a pencil, and a sheet of paper; and much more. All experiments use inexpensive household materials and involve a minimum of preparation and clean up. Children ages 8–12 Also available in the Spectacular Science Projects Series: Janice VanCleave′s Animals Janice VanCleave′s Earthquakes Janice VanCleave′s Electricity Janice VanCleave′s Gravity Janice VanCleave′s Machines Janice VanCleave′s Molecules Janice VanCleave′s Microscopes and Magnifying Lenses Janice VanCleave′s Volcanoes Janice VanCleave′s Weather
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affect the results atoms attracted battery become a south cake-server change the polarity CHECK cling coil compass pointer D-cell battery demagnetize dipping needle direction domains earth's magnetic field earth's magnetic north electromagnets end marked north experiment twice EXPLORE foil force lines geographic poles hanging magnet hanging nail hold iron filings iron nail lines of force lower magnet magnet affect magnetic force field magnetic lines magnetic materials Magnetic monopoles magnetic north pole magnetic poles magnetic properties masking tape ment move the magnet north and south original experiment paper clip paper compass particles pattern pencil permeable photographs Place the compass Place the magnet position PROBLEM project display pull record Repeat the experiment Repeat the original Science Fair Hint scissors ruler second magnet sewing needles sheet of paper solenoid south pole strength string strip stroking the nail strong magnet thread Touching a compass wire wooden table