A strong earthquake jolted central Philippine islands Monday, killing two schoolchildren and causing panic and damages to buildings. The Philippine Institute of Volcanology and Seismology said the quake's magnitude was 6.9 and was felt at the strongest intensity of 7 on the central island of Negros. The epicenter was located at 5 kilometres north-west of Tayasan town on Negros Oriental province, according to a report of DPA.