Medium Riddles
These medium riddles are not too hard and not too easy, and are a great way to increase your riddle-solving prowess.
Reasoning | ||
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You have two lengths of rope. Each rope has the property that if you light ...
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You are standing in a pitch-dark room. A friend walks up and hands you a ...
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Two trains are traveling toward each other on the same track, each at 60 miles ...
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You are standing in a house in the middle of the countryside. There is a ...
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There are 3 switches outside of a room, all in the 'off' setting. One of ...
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Your friend pulls out a perfectly circular table and a sack of quarters, and proposes ...
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You have twelve balls, identical in every way except that one of them weighs slightly ...
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You have just purchased a small company called Company X. Company X has N employees, ...
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You have two jugs, one that holds exactly 3 gallons, and one that holds exactly ...
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You are walking down a path when you come to two doors. Opening one of ...
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Three people check into a hotel room. The bill is $30 so they each pay ...
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Four people come to an old bridge in the middle of the night. The bridge ...
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A man needs to send important documents to his friend across the country. He buys ...
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A man comes to a small hotel where he wishes to stay for 7 nights. ...
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At a dinner party, many of the guests exchange greetings by shaking hands with each ...
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A king has 100 identical servants, each with a different rank between 1 and 100. ...
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You have two sand hourglasses, one that measures exactly 4 minutes and one that measures ...
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This is a harder version of the famous riddle, A Liar and a Truth Teller. ...
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You have 25 horses. When they race, each horse runs at a different, constant pace. ...
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A guard is stationed at the entrance to a bridge. He is tasked to shoot ...
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There are 100 ants on a board that is 1 meter long, each facing either ...
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A monk leaves at sunrise and walks on a path from the front door of ...
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Bill and Stacie are delighted when their new baby, Patrick, is born on February 29th, ...
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A frog is at the bottom of a well. It is a 30 foot climb ...
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You are visiting NYC when a man approaches you. "Not counting bald people, I bet ...
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A deliveryman comes to a house to drop off a package. He asks the woman ...
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100 men are in a room, each wearing either a white or black hat. Nobody ...
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Probability | ||
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You are on a gameshow and the host shows you three doors. Behind one door ...
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You have a basket of infinite size (meaning it can hold an infinite number of ...
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What is the least number of people that need to be in a room such ...
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Your enemy challenges you to play Russian Roulette with a 6-cylinder pistol (meaning it has ...
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Your friend shows you two jars, one with 100 red marbles in it, the other ...
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Logic | ||
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Einstein said that only 2% of the world could solve this problem. There are 5 ...
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Lateral Thinking | ||
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A girl lives in a house with her parents. There is a cellar door in ...
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You overhear a man talking to a clerk in a hardware store. The clerk says ...
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What belongs to you, but other people use it more than you do?
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A man who lives in Middletown has two girlfriends, one in Northtown and one in ...
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A truck stops at a weigh station at the entrance to a bridge and is ...
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Romeo and Juliet are found dead in a small puddle of water, surrounded by broken ...
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A man is found dead in the desert. He is wearing only his underwear. Half ...
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A man eats dinner, goes up to his bedroom, turns off the lights, and goes ...
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A man lives on the 44th floor of his building. On rainy days, when he ...
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A poor miller living with his daughter comes onto hard times and is not able ...
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Pete is a worker on a large ship with hundreds of other men. He is ...
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Language | ||
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What gets wetter as it dries?
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It is greater than god, more evil than the devil, the poor have it, the ...
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Math | ||
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There are 1 million closed school lockers in a row, labeled 1 through 1,000,000. You ...
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Using only and all the numbers 3, 3, 7, 7, along with the arithmetic operations ...
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Andy, Barry, and Carl race each other in a 100-meter dash. They each run at ...
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Five coworkers want to know what the average of all their salaries is, but refuse ...
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The King of a small country invites 1000 senators to his annual party. As gifts, ...
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Spatial | ||
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A swan sits at the center of a perfectly circular lake. At an edge of ...
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You are somewhere on Earth. You walk due south 1 mile, then due east 1 ...
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You can easily "tile" an 8x8 chessboard with 32 2x1 tiles, meaning that you can ...
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Two twin brothers share the same birthday. Their father gets them a perfectly rectangular birthday ...
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Programming | ||
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Two words are anagrams if and only if they contain the exact same letters with ...
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Two robots are placed at different points on a straight line of infinite length. When ...
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