According to the Police, the deceased was a Grade 11 student of the same school.
The student had been running towards Buttala with a group of other children from near the Katugaha Koloniya Tank along the Buttala–Badalkumbura Road when he suddenly collapsed.
He was initially admitted to the Buttala Regional Hospital and later transferred to the Monaragala District General Hospital for further treatment, where he died.
Police said further investigations into the incident are underway.