What happened when the wheel was invented?

You can move only two matchsticks in the given picture. What is the highest number you can form by doing it?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?

Only Highly Attentive Can Spot The Ladder In This Library In 7 Seconds! Can You?

What has many teeth, but cannot bite?

Can you find the six hidden animals in the picture below?

Which tank will fill first?

A police officer was passing by when he saw a guy hiding. He walked up to him and genially asked, "What is your name?"

"Shut up!" the boy responded.

"Where are your manners?" asked the outraged police officer.

"Up that tree," said the boy discourteously, directing to a neighbouring tree.

You're looking for trouble, aren't you?" said the police officer.

"No, trouble is looking for me!" the boy answered solemnly.

Why is the boy behaving like this?

This one is a popular quiz/puzzle. Can you find out the names of the websites depicted using the emojis in this picture?

If I put in one canary per cage, I have one bird too many. If I put in two canaries per cage, I have one cage too many. How many cages and canaries do I have?