Listen to Kagajer Ei Nauka Amar online. Kagajer Ei Nauka Amar is a Bengali language song and is sung by Sandhya Mukherjee. Kagajer Ei Nauka Amar, from the album Legends - Sandhya Mukherjee Vol. 4, was released in the year 1983. The duration of the song is 3:10. Download Bengali songs online from JioSaavn.