I travel all around the world but always stay in the corner. What am I?

What do you see 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?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

If a zookeeper had 100 pairs of animals in her zoo, and two pairs of babies are born for each one of the original animals, then (sadly) 23 animals don’t survive, how many animals do you have left in total?

This is a picture puzzle. You have to guess the name of the movie that can be related to the picture.

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

Where do you go to learn how to make ice cream?

Eight Chelsea player makes the following statements :

1. Seven of us are lying here.
2. Six of us are lying here.
3. Five of us are lying here.
4. Five of us are lying here.
5. Four of us are lying here.
6. Three of us are lying here.
7. My name is Torres.
8. My name is Lampard.

The last two are Lampard and Torres or maybe Torres and Lampard.
So can you deduce which of the last two is Lampard or Torres?