Book excerpt: Did you know, zero was invented in India by mathematicians in the 5th century, a number is divisible by 8 if its last 3 digits are also divisible by 8, triskaidekaphobia is the fear of the number 13? Fun with Numbers introduces you to the world of numbers, including facts about the origins of numbers, their relevance in science and technology as well as references to them in mythology. So, grab this book and enter the exciting world of numbers!