Maximum fundamental physical quantities with associated SI units recited by a child
The record for reciting the maximum number of fundamental physical quantities with associated SI units was set by S. P. Raadesh (born on June 9, 2014) of Chennai, Tamil Nadu. He recited 103 fundamental physical quantities with associated SI units, including frequency (Hertz), electric current (Ampere) and force (Newton), among others, in 2 minutes and 33 seconds, at the age of 11 years, 6 months and 17 days, as confirmed on December 26, 2025.
