If you are a student of science, It may help you to know the mysterious information about light. Although it can produce interest all people of any stages to know about our very familiar light.
Book Name; Dekha Alor Na Dekha Rup
Writer: Mohammad Jafar Iqbal
For free Bangla books download named Dekha Alor Na Dekha Rup by Mohammad Jafar Iqbal,
Just Click Here and You will be forwarded to download page.