Ray O Martin Prashna Bichitra Class -4  (Paperback, Bengali, ROY O MARTIN)

It is a all subject book for 4th grade. Various types of questions from all subject are available in these book. Students can get good marks by the help of these book. There are various types of question structure which are effective for students. But there is a one thing, I didn't like, the delivery charges. If you are a plus member you also have to give the delivery charge. I think seller should not add additional delivery charges on educational materials. If the rate will stay higher, many...