What happened when the wheel was invented?
There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across. How?
How can you write nineteen in a manner that if we take out one, it becomes twenty?
I look at you, you look at me I raise my right, you raise your left. What am I?
Can you arrange four 9's and use at most 2 math symbols, to make the total 100?
Solve the counting riddle by identifying the number of triangles in the given picture.
I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal. Who am I?
What famous saying does this rebus mean? COME SERVED <--- COME SERVED COME SERVED COME SERVED COME SERVED
How can one talk without saying a single word?
what does this below rebus represent identXQQQQQME
You know three triplets: Frank John and Wayne (need to return your money). Frank always tells the truth while John and Wayne always lie. You meet one of them on the road and can ask him a three-word question. Which question, will you ask?
In the 1920s, people feared that crossword puzzles would contribute to illiteracy.