How many triangles are there on the puzzle below?
There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends. What is it?
What always comes into a house through the keyhole?
When I got four, I have it none. When I got two, I have it some. When I got none, I have it all. What is it?
Find the next number in the series? 2, 12, 36, 80, 150, 252, 392, _ ?
There are seven sisters in a house in a village where there is no electricity or any gadget. Sister-1: Reading Novel Sister-2: Cooking Sister-3: Playing Chess Sister-4: Playing Sudoku Sister-5: Washing clothes Sister-6: Gardening what is Sister-7 doing ?
What is the value of 1/2 of 2/3 of 3/4 of 4/5 of 5/6 of 6/7 of 7/8 of 8/9 of 9/10 of 1000?
I am soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?
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?
Where do you go to learn how to make ice cream?
If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.
