Youngest to arrange elements of the periodic table
The record for being the youngest to arrange all the elements of the periodic table was set by Amanchi Nehasritha (born on December 10, 2015) of Kadapa, Andhra Pradesh. She arranged all the 118 elements (symbols on plastic coins) on a board in 2 minutes and 32 seconds at the age of 5 years, 7 months and 14 days, as confirmed on July 24, 2021.