Posted: January 23, 2014
http://www.bbc.co.uk/schools/scienceclips/ages/7_8/magnets_springs.shtml
http://www.engineeringinteract.org/resources/parkworldplot/flash/concept...
http://www.magnetgames.net/ Use first game: Magnetism
.http://www.bbc.co.uk/bitesize/ks2/science/physical_processes/magnets/play/
http://www.bbc.co.uk/bitesize/ks2/science/physical_processes/magnets/rea...