SIMPLE INOVATION

YOU KNOW ABOUT ANY INVENTION?DON'T WORRY.READ THIS BOOK TO KNOW ABOUT 'SIMPLE INVENTION'AND TRY IT....

Bhabani Sankar DasHello reader,my name is Bhabani Sankar Das student of class 7 B.my father's name is Kalipada Das and My mother's name is Little Priya Das.this is my first book that I wrote.i am very happy when I publish my first book.