Police recovered two minor bodies from the ground floor of a house in Dhakas Demra area on Monday night.
The deceased were identified as Nursat Jahan, 4, daughter of Palash and Faria Akhter, 4, daughter of Faridul of the area.
Konapara police outpost ASI Abu Hayat said the two girls were went missing since noon.
Later, local people found the bodies on the ground floor of the house named Nasima Bhila in Konabari at night and informed police.
Being informed, police recovered the bodies which bore injury marks.
The reason behind the death could not be known yet, said the ASI.