Sian Tejas Lakdawala – IBR Achiever
Sian Tejas Lakdawala (born on June 28, 2013) of Mumbai Suburban, Maharashtra, is titled as ‘IBR Achiever’ for solving 10 types of Rubik’s Cubes, namely 2 × 2× 2 Rubik’s Cube, 3 ×3 × 3 Rubik’s Cube, Pyraminx, Skewb, Mirror, Clock, 4 × 4 × 4, Void, Fisher and Windmill Cube in 15 minutes, at the age of 12 years and 1 month, as confirmed on August 18, 2025.’
