They call it 8220;speedcubing8221;8212;a mind-bending blur of quick twists and turns that solves Rubik8217;s Cube in times that have been clocked at less than 20 seconds Today, thanks to the 2003 revival of the Rubik8217;s World Championships, speedcubing is spreading like wildfire. Here, complete with detailed illustrations and basic as well as advanced solving techniques, is the ultimate speedcuber8217;s guide. It not only gives the solution to the familiar 3x3x3 cube (which has 43,252,003,274,489,856,0008212;that8217;s 43 quintillion8212;possible positions), but also the 2x2x2, 4x4x4, and staggeringly difficult 5x5x5 puzzles. With millions of cubes out there and countless would-be champions looking for tips to improve their times, this is the definitive manual for this unique sport. nbsp;