K. Rheya (born on September 3, 2019) of Chennai, Tamil Nadu, is titled as ‘IBR Achiever’ for solving 5 cube and ball puzzles, namely 2 x 2 cube, 3 x 3 cube, Pyraminx, Ivy Mastermorphix cube and the Cubidi Rainbow Magic Ball puzzle in 4 minutes, 5 seconds and 95 milliseconds, at the age of 6 years and 10 months, as confirmed on August 1, 2026.
