All Questions

7 4 11 2 14 5 18 3 21 ? Find the next number in the sequence?

I'm completely stuck on this logic problem, which was on a school test given by my math teacher (8th grade) and who I assume wrote the problem? Can anyone help me understand? I have tried to figure ...

Together with my brethren, we bend nature’s will You think me insubstantial, never making myself a burden Yet at the end of my days, I lie alone forgotten You spurn to touch me where I lie, ...

I’ve assembled a group with nine members but you’ll have to guess what their names are. One letter from each name will spell the name of a 10th group member that everybody talks about but nobody ...

I came across this number puzzle . I need help for solving . I think it has something do with square . The centre number is perfect square

Bitterly regret the quip, poisonous part of stage chatter goes away. (7, 6)

This is the story of a man: He was designing a booster rocket that could put people on the moon. (3) Every day he would drink a whole pot of hot coffee. (2) One day he knocked his mug off the ...

You can see me inside bars and also inside the stars. Some may call me a key, The above line is a clue to thee! My brothers are bigger than me, I again say, the above line is a clue to thee! ...

Here's another puzzle of this type. Perhaps my next one will be complex enough to require the full $72$ x $72$ size. Final answer: (5,2,5)

I've been discussing the logic puzzle where 100 logicians, all wearing blue hats, are trapped in a room and told: they can leave when a bell rings if they know they know they are wearing a blue hat, ...

My brother showed me the following puzzle from some type of (IQ?) quiz game on his phone: 1 + 2 = 21 2 + 3 = 36 3 + 4 = 43 4 + 5 = ?? I am quite sure this was the original question asked. ...

Time to get back to Puzzling! Hangman game backward #12 - guess what the question was: fill in "a" - In some area it proves to be a big problem to kids / teens or even adults these day, which ...

If I wanted to describe it as a minimum problem, where I want to identify the minimum value of the constant for a certain matrix order, how should I do it?

Which common thing do these words have uncommonly in common? mole kiss breath Note, that until you have not found the answer, it helps you find your way back to the real world.

You have 5 numbers 1, 9, 3, 5, and 7 you need to arrange these number like Rules create 2 pairs from numbers above keep one of the number in the middle then apply this law ...

There is a set of $10$ first natural numbers, $S = \{1,2,\cdots,10\}$. Alice picks a subset of it, say $A \subseteq S$. Bob picks a subset of it, say $B \subseteq A$. Charlie picks a ...

Can you paint every number from 1 to 23 with three colours, such that there are no distinct numbers $𝑎,𝑏,𝑐$ of the same colour with $𝑎+𝑏=𝑐$? For example, you cannot have 2, 3 and 5 of the same ...

Can you paint every number from 1 to 8 with two colours, such that there are no distinct numbers $a, b, c$ of the same colour with $a+b=c$? For example, you cannot have 2, 3 and 5 of the same colour ...

Can you help me figure out what word this riddle is about? Not spun, or simply woven My skin as smooth as a mirror You stain my face, contort my body I can hold the greatest power ...

Just have this now what are all these acronyms refer to and what is the code ?

This puzzle is part 6 of the Double feature series (first part here). The series will continue in "Double feature: Weightier". Rules of Hitori1 Shade some cells in the grid. No ...

Inspired by this puzzle I decided to make something similar. To warm up, I made something simple. It follows the rules set up by @Dmihawk except for the size: Final answer: (1,6)

In the spirit of the What is a Word™/Phrase™ series started by JLee, a special brand of Phrase™ and Word™ puzzles. If a word conforms to a special rule, I call it a Spaceman Word™. Use the following ...

There are two columns (two sets), in each set there is a pattern among the 7 elements. The elements are not arranged in any order, the two patterns are not necessarily the same, but they are related ...

Fill in ~ with letters to create a real words vertically, horizontally, and diagonally. Vertical and horizontal words have to be the same: ~ A ~ ~ A X L E ~ L ~ ~ ~ E ~ ~ Edit: Final

There are 1600 people sitting around a circular table. The first person (person 1) has a sword and kills the second person then hands it to the next alive person (in this case person 3). Person 3 ...

Two people in particular have come to my Codes and Ciphers Club almost every week. One of them is always expecting a certain message to appear in the weekly puzzles, so of course I can't include it, ...

It’s Black to move. What must Black do in order to help White castle queenside in just 11 moves?

Can your criticisms please stop? All you say are crap Robert, stop teasing me for my height Raphaelle, i don’t care if I ressemble a Cheetos Oh my dear lord, I’m Tearing ...

Standing next in turn in good mood; finished "Straight, No Chaser" with a fast tempo. What the Thelonious are we describing?

This puzzle is part of the ‘Twelve Labours’ series. Previous instalments can be found here: Prologue | 01 | 02 Hercules was grateful the morning sun wasn’t hotter as he pulled the heavy flatbed ...

This puzzle is not very difficult but it is knowledge based. In front of you there are 4 switches. From these switches there are 4 right combinations to open the gate to the control room. You can ...

There is a smooth dance, a ball sport, a country's capital, a month, and a drink. What's the drink?

This puzzle is part 5 of the Double feature series (first part here). The series will continue in "Double feature: Legal trouble". Rules of Nurikabe1 Shade some cells in the grid. ...

An Eisenstein triple is related to 60 degree triangles and a special case of the cosine law. But we need not worry about that except to note that a specific example of an Eisenstein triple is $7^2 = 5^...

Update: This puzzle is NOT UNIQUELY SOLVABLE. I meant it to be. Red face. (Nick Rice, 17 Oct.) I live in Britain's smallest historic county - Clackmannanshire, in Scotland. It is often referred to ...

Someone, or something, has been abducting members of your community! Though no deaths are reported, recovered victims are said to have suffered from a severe, albeit temporary, case of what could best ...

Can somebody please solve this? My daughter's school teacher gave her this puzzle to solve at home. But to me it seems a little out of order, and that's why I am asking here for help.

Which reptile eats its skin after sunbathing? HINT:

Find the missing number 56784 = 4 11111 = 0 72348 = 3 88652 = 5 88811 = 6 75213 = 0 65465 = 3 62257 = ? I found this quiz in an archive of our company's ...

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In the above picture, there are 24 squares. Can you only use L trominos to fill the figure? If yes, give an example. Otherwise, please explain why. An L tromino is like this:

You have a beaker containing 100ml of (slightly salty) water, standing on a digital scale. The scale has been calibrated to the beaker so that it shows only the weight of the water, which is exactly ...

Puzzle from my good friend and fellow Sporcle user, AuroraIllumina! Eight children are riding the carousel: four girls (Anna, Beth, Claire, Diana), and four boys (Eric, Frank, George, Henry). It is ...

there. In the following picture is a puzzling question from a primary school math exercise booklet for selective high school exams in Australia. I don't think enough information is provided to solve ...

I did the Norwegian Mensa web IQ test at http://test.mensa.no/. I have tried to solve this exercise for a day, but with no luck. I'm still puzzled by this exercise.

You requested the password for a super secret cookbook and received an SMS with the following content: 77733666688833 2555555 777772222337777 2663 777337555222233 84433 6688622337777777 9444844 ...

During school I studied some cryptography and creating a story about it, I was able to create this riddle! I hope you like it <3 In one country all the inhabitants are thieves. Items cannot ...

My beginning is a time for a leader to lead. My middle is a type of insect seed. My end is a talk that’s shorter than a screed. I increased a problem that was losing all its speed. What am I?