5W1H

logic

  • The barber license paradox

    in

    A particular town has enacted a new law on the barber license: “A person is a barber if that person shaves all people who don’t shave themselves and no one else.” So, should the barber shave himself? What is the problem here, and can you tell what kind of paradox is this?

  • Candied Guesses

    in

    Five participants were in a contest to guess the number of candies in a jar. The closest guess to the correct number won. Arnold guessed 59, Betty guessed 66, Connor guessed 65, Daniel guessed 55, and Eliza guessed 61. Two were off by 3 and one was off by 4. Who won the contest?

  • Cupid

    in

    My first is in SATCHEL and also in CLOUD.My second’s in LOVEBUG as well as in PROUD.My third is in VIPER and PAVEMENT and VAMP.My fourth is in PIRATE but never in TRAMP.My fifth is in WORLDLY and also in DREAM;My whole is a figure who fits today’s theme. If you thought that this poem…

  • Pie Town

    in

    A huge pie is divided among 100 guests. The first guest gets 1% of the pie. The second guest gets 2% of the remaining part. The third guest gets 3% of the rest, etc. The last guest gets 100% of the last part. Now the question is who gets the biggest piece?

  • The three gods

    in

    Once upon a time, in a temple in an Eastern country far far away, there were three statues of three gods casted right next to each other. They are: the God of Truth that always tells the truth, the God of Lies that always lies, and the God of Chaos that sometimes tells the truth…

  • Red team, black team

    in

    The students in a particular class are playing a game. The students are splitted in two teams: Team Red and Team Black. Students in Team Red always tell the truth, students in Team Black always lie. Anna, Daniel and Claire are three students in the class. The teacher asks Anna: “What team are you?” Anna…

  • The twin sisters

    in

    I used to live next to a town where a pair of notorious identical twin sisters lived. Their names are Emma and Sophia. Emma always lies on Monday, Wednesday, and Friday; on other days of the week she always tells the truth. Sophia always lies on Tuesday, Friday, and Saturday; on other days of the…

  • Where am I?

    in

    There was a tourist getting lost in either town A or B of a mythical beautiful country. Citizens of town A never lie, citizens of town B always lie. There are some citizens of town A in town B, and vice-versa. Can you think of one question the tourist could ask the first random person…

  • White hats and black hats

    in

    Three students who were the finalists of a math contest were invited to a game show. The rule of the show was the following: When the blindfolds were removed, the rule of the show was announced to the students. The first person who could tell the color of the hat put on their head wins.…

  • Three philosophers

    in

    Three ancient Greek philosophers, after participating in a lengthy argument in a hot day, passed out under the shadow of an apple tree in the Academy. A couple of mine workers passed by when they were napping, so the miners smeared some charcoal on their foreheads. When the philosophers woke up, they looked at each…

  • A drunk man

    in

    A drunk man stands with a cliff one step to his left. He takes steps randomly left and right. Each step has probability p of going left and probability q=1−p of going right. Each step is the same size. If allowed to randomly step indefinitely, what is the probability that the drunk falls off the…

  • 200+ riddles for kids

    200+ riddles for kids

    in

    Got a clever kid? Try one of these riddles for kids. Some are tricky, some are funny and all will get their brains working! What is a riddle? A riddle is a fun type of brain teaser that exists as a question or statement to be solved.  It can be framed in a way that is misleading,…