Taisha Agarwal (born on March 12, 2013) of West Bengal, India, is titled as ‘Grand Master’ for solving the Rubik’s cubes while recalling the capitals of 100 countries. She solved seven Rubik’s cubes namely 3 x 3, 2 x 2, 2 x 3 x 3, 1 x 3 x 3, Skewb, Pyraminx and Maple Ivy cubes, in just 6 minutes and 45 seconds, at the young age of 7 years, 6 months and 29 days, as confirmed on October 30, 2020.