Pick up a die. Look at the top face and the bottom face together. They add to seven.
Turn it. Any pair of opposite faces adds to seven - one…
Every deck of cards has one card that does not match the others. The ace of spades carries an elaborate design - a large decorated spade, frequently the manufacturer's name,…
There are an enormous number of traffic cones in the world. They are among the most-produced objects on any road, they are stolen more than almost anything else of comparable…
The two-button flush plate is now standard on new installations across most of the world, and a surprising number of people have no idea which button does what, or press…
Source: Wikipedia
Everybody has picked one out of the middle of a pizza, looked at it for a second, and thrown it away. Children use them as dolls' house furniture, which…
The Egg Carton Was Invented to Settle an Argument Between a Hotel Owner and a Farmer About Breakages
The egg carton is one of the most effective pieces of packaging ever designed, and almost nobody looks at it. It protects something with no structural redundancy whatsoever, costs a…