Youngest to recite international system of units and symbols
The record for being the youngest to recite the international system of units and symbols was set by Nepuna K (born on February 3, 2016) of Tiruchirappalli, Tamil Nadu. She recited the 100 international system of units and symbols in 5 minutes, 36 seconds and 10 milliseconds at the age of 6 years, 3 months and 22 days, as confirmed on May 25, 2022.