You need to climb ten stairs. At every stair, you can either take one step up or you can jump two steps up. In how many different ways you can climb 10 stairs?
They came out at night, without being called. They lost at day, without being stolen. Who are they?
What English word has three consecutive double letters?
I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?
How many times can you subtract the number two from the number fifty?
You are given four results as below: 1111 = F 2222 = E 3333 = T Then, can you find out how to code 4444?
A sundial has the fewest moving parts of any timepiece. Which has the most?
I am the fastest animal but cannot climb the tree. What am I?
Consider this: Arnold Schwarzenegger has a big one. Michael J. Fox has a small one. Prince doesn’t have one. The Pope has one but never uses it. Bill Clinton has one and uses it all the time. What is it?
What Deficiency does the below rebus represent? VIT_MIN
Who are the happiest people in IPL match?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.
