There is a box full of marbles, all but two are blue, all but two are green, and all but two are red. How many marbles are in the box?
One day, John and his friends were playing around. Jacob hit something with a Pin and it popped. John's dad came into the room that very moment, but he wasn't mad. In fact, he was smiling. What did Jacob hit?
If nine thousand, nine hundred nine dollars is written as $9,909, how should twelve thousand, twelve hundred twelve dollars be written?
What can you catch but never throw?
What is common among 11, 69, and 88?
Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?
You have two buckets - one holds exactly 5 gallons and the other 3 gallons. How can you measure 4 gallons of water into the 5 gallon bucket? (Assume you have an unlimited supply of water and that there are no measurement markings of any kind on the buckets.)
Until it is measured, not known. Yet how you miss it when it has gone. What is it?
How many bricks does it take to complete a building that is 15 feet wide, 30 feet deep, and 12 feet tall made of brick?
Which English verb becomes past tense just by rearranging the letters?
Identify The phrase in the picture.
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.
