attract
To pull something to it.
So you see the magnet?
Do you see the nails?
The magnet attracts the nails to it.
http://thesaurus.kids.net.au/word/attract
http://my.execpc.com/~rhoadley/magattr.htm
Interactive
http://www.bbc.co.uk/schools/scienceclips/ages/7_8/magnets_springs.shtml
http://www.engineeringinteract.org/resources/parkworldplot/flash/concepts/magneticforces.htm