- The Hindu-Arabic numeral system began developing as early as the 1st century with a full system being established around the 9th century, forming the basis of the numerical digits 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9 that we use today.
- The word racecar can be spelled the same way backwards.
- The bumblebee bat weighs less than a penny.
- It takes 5 years for an oyster to produce a medium sized pearl.
- A woodpecker can peck 20 times a second.
- Ralph Lauren's original name was Ralph Lifshitz.
- The first paperback book was printed by Penguin Publishing in 1935.
- House cats have 18 claws.
- One acre of peanuts will make about 30,000 peanut butter sandwiches.
- India has the most post offices than any other country (over 100,000).
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