This product combines Dowling's most popular magnets in one fantastic kit that includes one each of a 1" horseshoe, a 2" horseshow and a 2" bar magnet, plus a tube of iron fillings and steel shapes. "This product makes science fun. With something as classic as a magnet, you can really get the whole family involved in play and learning," Jessica McCulligh, in marketing at Dowling Magnets, told TDmonthly. Launch date: 2008.