Bangladesher prakkritic durjog: sikhkhokder jonno sohayeeka
Ecological disasters
Bangladesher prakkritic durjog: mardhomik biddaloyer satra-satreeder jonno
This book is for secondary school students in Bangladesh, so they can learn about disasters caused by natural events and how to take measure before, during and after to stay safe.
Bangladesher prakkritic durjog: prathomik biddaloyer satra-satreeder jonno
This book is for primary school students in Bangladesh, so they can learn about disasters caused by natural events and how to take measure before, during and after to stay safe.