America's brightest Mathletes® set new GUINNESS WORLD RECORDS® title

WASHINGTON, May 10, 2013 /PRNewswire/ -- Today 325 participants of the 2013 Raytheon MATHCOUNTS® National Competition successfully set a new GUINNESS WORLD RECORDS® title: Fastest Time to Construct the First 25 Rows of Pascal's Triangle (Human Formation). (Photo: ...