Trying to trace the history of computers, how far should we go? Computer Science is the youngest discipline among human repository of knowledge. We know, the Internet became popular among general public since 1990s; Mark I, the first computer, was built in 1944; computers have never gone earlier than 20th century? That’s true, but, because computers are elegant devices for calculation , and if we skip the development of calculating devices, we’ll just puzzle how computers came into existence! And to understand how these devices emerged, you should know the need to calculate and count. Oh! ‘ the counting devices ‘? How did people start to count? It’s strange at first to see every book on history of computers points to the ancient times – the time when mankind just developed from Stone Age. Uhh? That’s the beginning of mankind! Does the history of computers go that distant? Yes. The First Problem – Counting Life in jungle must be enjoying. Though,...