Children engrossed in painting at a drawing competition organised on the occasion of World Ozone Day by Environment Directorate at Bangladesh Shishu Academy in the city on Saturday.

Children engrossed in painting at a drawing competition organised on the occasion of World Ozone Day by Environment Directorate at Bangladesh Shishu Academy in the city on Saturday.
Children engrossed in painting at a drawing competition organised on the occasion of World Ozone Day by Environment Directorate at Bangladesh Shishu Academy in the city on Saturday.
block
block