Maximum calendar days recalled for 200 years by a child
The record for recalling the maximum number of calendar days for 200 years was set by Joshua Gideon Velicharla (born on August 11, 2016) of Hyderabad, Telangana. He correctly recalled 113 days from the year 1900 to 2100 (using mental calculation) in 13 minutes and 55 seconds, at the age of 7 years, 3 months and 6 days, as confirmed on November 17, 2023.