A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log. Can you calculate the weight of the entire wooden log?
John enters a small room. The Door Closes. When the door opens, John is in a larger room. Explain?
How many sides does a circle have?
I have a clock(12-hour format) and both the needles of the clock overlap at 12:00. After how much time, they will overlap again?
I am a type of food that is often found in the fridge and can be white in colour. What I am? Hint 1: I am a dairy product. Hint 2: You can spread me on the bread.
What is more useful when it is broken?
Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?
I have an eye but still cannot see. Who am I?
Count The number of F's in the paragraph below: "FINISHED FILES ARE THE RESULT OF YEARS OF SCIENTIFIC STUDY COMBINED WITH THE EXPERIENCE OF YEARS"
Can you find the missing piece of the Porsche?
You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.