Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?

A sundial has the fewest moving parts of any timepiece. Which has the most?

A man stands on one side of a river, his dog on the other. The man calls his dog, who immediately crosses the river without getting wet and without using a bridge or a boat. How did the dog do it?

What do you see here? Your task is to find three words hidden in the optical illusion

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

Decode this picture on T-Shirt and tell what it says ?

Four men were in a boat on the lake. The boat turns over, and all four men sink to the bottom of the lake, yet not a single man got wet! Why?

What goes through cities and fields, but never moves?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100