Count the number of triangles in the picture below:
I have lakes with no water, mountains with no stone and cities with no buildings. What am I?
Can anyone tell me a word in the English dictionary which has a silent 'z'?
Can you find the 09 errors in the picture below?
Can you arrange four 9's and use at most 2 math symbols, to make the total 100?
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?
Find the last number in the series below: voN luJ yaM raM ---
I’m orange, I wear a green hat and I sound like a parrot. What am I?
I look at you, you look at me, I raise my right, you raise your left. What am I?
'Ferrari driver' easily beats the 'force driver' in a two-car race. How did Indian newspapers truthfully report so to look as a 'force drive' had outdone the 'Ferrari driver'? Think!!!
Can you write down eight eights so that they add up to one thousand?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.
