Ngarukiyirwanda has won 4 awards and is not yet done
Clad in a long white cotton coat to protect his light blue shirt and pair of sky blue jeans from being soiled by specks of chalk, Felicien Ngarukiyirwanda is teaching Physics to senior three students of Ecole Secondaire Kacyiru I.
The four time winner stresses a point during the interview. (Samuel Ngendahimana)