What Materials and Objects do Magnets Attract?
Magnets are amazing objects that attract certain other materials. Properties of magnets have been the subject of research for many scientists in the past and today.  Magnets are used in many devices such as telephones, radios, televisions, computers and many more...  Do this project and find the answers to the following questions:
What are the properties of a magnet?  What material are attracted by a magnet?  What are the uses and benefits of magnets?  Can you use magnets to identify other materials?
Material and step by step instructions:
Perform experiments to see how different materials interact with magnets. Use the results of your experiments to identify unknown materials including metals and minerals (stones). Can magnets be harmful to household items? 
Details of this project
More details of this project is available in the members section of ScienceProject.com web site. Since research on this subject has a long history, you might also be able to find good books about it in your local library or find some information on the internet.