Biggest cost-effective advertising LED cube The Book of World Record Holder

V. Mrinali from Kancheepuram, Tamil Nadu, set the record for solving the most pieces of a fish-themed jigsaw puzzle. She was born on July 13, 2018. At the age of 6 years, 4 months, and 25 days, she completed a 252-piece puzzle in just 20 minutes and 19 seconds. This record was confirmed on December 4, 2024.