Stanley Liu Jia Fan achieved his third Singapore record with Most Digits of Square Root of 21 Recalled. The 8-year-4-month boy achieved 300 digits. He has previously achieved records for pi and the square root of 12. On the same occasion, 10-year-4-month Lim En Ze recalled 420 digits, making him the Youngest to Recall More Than 400 Digits of Euler’s Number. The tests were conducted at Neurobix Method on 7 Mar 2025.
