Each week we flood your brains with a pool of facts you may want to fill your friends in on or even your parents, teachers or an older sibling or relative. Once you surprise them with the interesting revelations, you get to show off a little, and then pretend to be the smarty pants. We all know how fun that can be sometimes; so we’re back again this week with another 10 things we bet you never knew.

1 There are more stars in space than there are grains of sand on every beach in the world.

2  For every human on Earth, there are 1.6 million ants.

3 Scotland’s national animal is the unicorn.

4 Strawberries and raspberries are not berries in a botanical sense. Interestingly, bananas and grapes are berries.

5 An octopus has three hearts.

6 The Mona Lisa has no eyebrows. It was the fashion in Renaissance Florence to shave them off.

7 The most popular first name in the world is Muhammad.

8 Tipping a waiter/waitress in Iceland is considered an insult.

9 Until the 19th century, solid blocks of tea were used as money in Siberia.

10 It’s against the law to burp, or sneeze in a certain church in Omaha, Nebraska in the United States.