Twin siblings have drowned at Brahmatal village under Tironhat union of Tetulia in Panchagarh district on Wednesday afternoon.
Family and Tiranihat Union Parishad chairman Alamgir Hossain said they fell in the canal of Ranchandi River during playing as their mother was drying the pepper beside the house.
As they were not found, people began searching.
At one stage, they recovered the siblings from the canal.
Chan Mia, uncle of the victims, took the two children to Tetulia Upazila Health Complex immediately.
The on-duty medical officer Dr. Mitu declared them dead.
The whole area has been engulfed with shock at the death of the siblings.