V. Sharvil Karthigan – IBR Achiever
V. Sharvil Karthigan (born on May 14, 2023) of Chennai, Tamil Nadu, is titled as ‘IBR Achiever’ for solving a 4 x 3 Montessori slide colour puzzle in 31 seconds, at the age of 2 years and 8 months, as confirmed on January 19, 2026.



