A school teacher and her two children were killed when a bus smashed an auto-rickshaw carrying the trio in Sirajganj district town on Sunday.
The accident took place at noon in SB Fazlul Haque Kalachand Mor area that left the auto-rickshaw driver injured.
The deceased were identified as Runi Akhter, 30, assistant school teacher of Bonbaria Government Primary School and wife of Masud Rana, her son Odi, 12, and daughter Sayeba, 6.
The trio mate the tragic end of their lives when the bus rammed into the auto-rickshaw while overtaking a truck.
Sadar Police Station OC Bahauddin Farruque said Runi and her son dead on the scene and two others injured.
Sayeba succumbed to her injuries after taking at Sirajganj Sheikh Fazilatunnessa Mujib General Hospital.
The bodies were kept at the hospital morgue.