Dilu's LibraryDilu is a young boy who loves mathematics. He recently learned how to code. He was interested in sol...

Elementary ArithmeticWhen Shakib was little, his mother used to help him with his studies. Usually, around 7 PM in the ev...

Elementary Arithmetic  2Long ago, after learning how to add two numbers, Shakib came to know about multiplication. Multiplic...

Genius Needs HelpYou all know Emrul bhai, right? He is a genius guy. He knows how to add two integer numbers and so d...

Mirror WorldImagine a world inside mirror, where everything becomes reverse. Left hand becomes right hand, right...
