Three children were killed and about 12 others injured when their school bus overturned near Rosanpur village in the district on Monday morning.
The school bus of Balvikas Vidya Peeth Muradganj was bringing the children to school when it met with an accident, police said.
The victims were in the age group of 8-12 years.
The driver of the bus was suspected to be under the influence of liquor, police said.
The injured have been admitted to the Auraiya District Hospital where the condition of some of them was stated to be serious.