What is the longest word in the dictionary?

Keyboard words are not in alphabetical order, Why?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

The captain of a ship was telling this interesting story: "We travelled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly." How can that be possible?

Can you place three balls such that the equation shown in the picture holds true?

Count the number of lines in the image below ?

Sherlock Holmes was challenged to make a pre-drawn line smaller without erasing it. He did it in fractions of seconds. How?

What work can one never finish?

What is the value of 1/2 of 2/3 of 3/4 of 4/5 of 5/6 of 6/7 of 7/8 of 8/9 of 9/10 of 1000?

There are forty elephants and they have forty-fore heads. How can this be possible?