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Questions tagged [knowledge]

A puzzle whose solution relies on external sources such as tables, dictionaries, Wikipedia, or specifics that may not be common knowledge.

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4
votes
0answers
241 views

The Root is Constantly Changing

What? A negative sign? What? -264.66409225 -462.71021449 -20.60615236 -21.38877504 -92.13888121 -213.77948944 -58.14977536 -276.29420841 -242.07314569 -276.16789489 -373....
6
votes
1answer
207 views

Troubling Triples

The points appear to be connected, but in the end, we should have worked under aqueous conditions. $$ \begin{array}{|l|c|c|} \hline \textbf{Substance} & \textbf{Temperature (K)} & \...
5
votes
5answers
958 views
+100

What kind of help does he need?

Old newspaper ad: "Handler of purple cows needed on farm. Leave a message on lj36@dropmail.me or call (31)725-618171421" What does he need help with? Hint 1 Hint 2 Hint 3 Hint 4
9
votes
1answer
385 views
+50

A letter sequence with curious repetitions

There was a time when I created some letter series puzzles. This one is an old one. Replace the question marks. P, Ca, ?, ?, O, Ca, P, Ca, ?, ?, ?, Ca Hints(1-3): I will reveal three question marks....
15
votes
5answers
1k views
+50

Think of the one you can`t see

My first puzzle of this type. In the following visual design the hidden clues will lead you to the final verbal association. It is only one word. Hint 1 Hint 2 Hint 3 Hint 4 Hint 5 Hint 6
11
votes
3answers
613 views

A strange message from space?

I was listening to AM radio (frequency 1480) the other day and an odd message came through in what seemed like an infinite loop. Drop 5. Echo 0. Negate 0. Split 4. Enter 1. A ...
6
votes
0answers
170 views

What is in those numbers?

" I am famous" declared Tom, flashing a newspaper. He showed me some scribbled numbers."Because of this, I made the papers" He said. 8 = 4 8 = 3 6 = 2 6 = 3 3 = -1 ...
12
votes
3answers
283 views

A Boring Lecture - ft. Eggs, Donuts & Pills

You were yawning at your seat, being forced to attend this will-be-boring lecture by an always-boring teacher… “Good morning class, today, we’ll look into the use of different materials. ...
14
votes
1answer
249 views

Love and Sandwiches

I'm from the Bay Area, but if I forget my order number when I make whichever one... then I'll be very rile-y! $$ \begin{array}{|c|} \hline \\ \bbox[purple]{\begin{array}{c}\\\quad\quad\huge\mathbb{...
7
votes
0answers
279 views

A Puzzle for You and Mi

Several weeks before final exams were to commence, the enigmatic Dr. Noteworthy issued a challenge to their music theory students. "Each year, I like to test my senior students with a brain teaser," ...
9
votes
0answers
119 views
10
votes
2answers
348 views

What are the next three numbers in this sequence?

What are the next three numbers in this sequence, and why? 110, 150, 230, 350, 550, 910, 1510, 2510... Hint 1: here's another sequence that follows identical rules. Hint 2: here's a third ...
11
votes
1answer
239 views

What Just Happened?

The wife was out, the father was in, the men drank gin, the cards were played, it was hand made, the house was still, he wrote his will, then turned over, he found clover, so the phone rang, he would ...
14
votes
1answer
293 views

Replace the question marks with one single word

This one needs a lot of lateral thinking In the equation below replace all the question marks with one single word (same word at every question mark). Then show that the equation is correct.
4
votes
2answers
252 views

Same word on both sides makes it right

Insert same one word on both sides (in place of the ?) of the following to make it correct. (No inserting any math operators or not equal to, > or < signs) ? (? V(LXVII)) = ? XIII Explain why. ...
20
votes
1answer
386 views

Me and my successor

Take a half of me, or my successor, You might become an addict, Good or bad, For many it’s a habit. Take a half of me, or my successor, You should use it to begone, "Stop annoying ...
2
votes
0answers
180 views

Zed's Note: Famously Infamous

My friend Al and I constantly bicker. One time, he proudly boasted that he can crack any cipher ever written, so I put out a little wager: if I can stump him with any cipher I write, he would have to ...
15
votes
1answer
424 views

Double features: The wrap-up

This puzzle is the final part of the Double feature series (first part here). Note: This answers gives away the answers to previous puzzles. The answers to the twelve Double feature puzzles are ...
-12
votes
1answer
625 views

Frequent or rare?

Which common thing do these words have uncommonly in common? mole kiss breath Mates! Please note, if you haven't found the answer yet - it helps you find your way back to the real world.
5
votes
2answers
357 views

Who are they and what do they believe in?

English is not my native language so forgive me if my poem ̶s̶u̶c̶k̶s̶ isn't very well written. It might not even be a poem at all. The riddle still counts, though: Some people come to me all the ...
19
votes
2answers
491 views

I’m there when everything goes wrong

I come from a place way out of town. Yet I only have fake friends when I’m on the ground. If I fall, I will not be able to hold it in. Twice, and I might just have to run back home. But I’...
9
votes
2answers
330 views

The Strange Abductor

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 ...
2
votes
1answer
120 views

What's an Everyday Word?

If a word conforms to a certain rule, I call it an Everyday Word. Use the examples below to find the rule. $$\begin{array}{|c|c|}\hline \textbf{Everyday Words}&\textbf{Not Everyday Words}\\\hline ...
6
votes
1answer
286 views

The Quest For My Northern Home

I am a hybrid, a part of two wholes I became accomplished and then I was sold But enroute to my new home Down I rocketed to the frozen bowl Encased in iron for three days I lost the courage I had ...
9
votes
0answers
245 views

Stool to love - who am I?

Recently, I was walking to Genua, where I stumbled upon Ego. He told me some Gordas were chasing him. Now, I usually don't follow Ego's advice, but before I could doubt him I saw Rozel and Fozel ...
6
votes
3answers
406 views

Time is shorter, but the fun will never end

Come around, come around, glad you all came. Welcome to the land where a small, hairy ball got its fame. Here you can see a dysfunctional family. A man who beat his wife and left his son ...
12
votes
2answers
601 views

Complete the Pointer Set

The following items all have something in common. A Scandinavian country. A manual consisting of aphorisms. A famous former English professional footballer. Beef or mutton fat. A ...
11
votes
1answer
421 views

The Age of Jobs and Technology

Many years ago, Macintosh does not have a place in the technology field. Nokia was the beacon, the headlight of the kingdom of technology. Yet, there is a hidden force, in the far East, triggered by ...
10
votes
2answers
206 views

How we sleep. Who are we?

Our 1st member likes to sleep near fireplace. Our 2nd member likes to sleep after a drink of water. Our 3rd member likes to sleep on a steel bed. Our 4th member likes to sleep after ...
5
votes
1answer
359 views

Two friends who went through some rough times

First I had a pretty good vision But then they locked me up And blinded me ! But I kept my heads on my shoulders Even though they drugged me... Then I played the role of my life (and death) ...
-21
votes
1answer
431 views

Which animal does this weird thing? [closed]

Which reptile eats its skin after sunbathing? HINT:
25
votes
2answers
942 views

Where will this killer strike next?

I'm going to try something new here... this puzzle is going to play out in real-time, so if it remains unsolved long enough the final objective will change. That'll be bad news for some fictional ...
5
votes
3answers
493 views

What is my lover's name?

I have a lover, I love her so She has a special name as we all do But I wish, from me to you, not to tell A secret kept is a secret kept well But if you truly want to know I shall soon reveal her ...
12
votes
2answers
714 views

I shall Keep Watch for My Family

Inspired, again. This time, by @Stiv. Enjoy! You asked me what I did before I fell asleep; Perhaps you'll know if I tell you whose watch I need to keep. I'm the freest of them all, all things ...
13
votes
6answers
372 views

A phenomenal riddle

I’m a natural wonder, hitched to a star. You could say I’m like an electric car. I’m hard to see, and some think I’m rare. I’m so fast, you may wonder if I’m there. You can try to find me where the ...
19
votes
1answer
1k views

Emojional cryptics (slight return)

The final answer is the name of a country.
7
votes
1answer
224 views

A Land of Vehicles

I have a mountain named Ul, where cars are born. I have a great farmland, where the cars cross. I have a mountain of cauldrons, where ships are. I have a benevolent river, where ...
14
votes
2answers
859 views

A partially ugly group with a casual secret

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 ...
19
votes
2answers
2k views

Middle-of-the-day intoxication?

Considering all categories, I've selected some examples of multiple winners and put them in order. However, I have a problem deciding where to put the one remaining entry on this list. Here's my ...
16
votes
2answers
221 views

First impressions count

Insert four letters, which represent a place, to create what may be seen in that place.   N E T   N E T
22
votes
14answers
4k views

I can be found near gentle green hills and stony mountains

I can be found near gentle green hills and stony mountains, Alongside the gas in the clouds and the iron of the earth, At times I can be white and frosty, red and fiery, or blue and stormy, What am ...
6
votes
0answers
252 views

Recurring Meeting

The computer scientist's assistant is late at work once again, trying to once again decode their bosses directions for the day. Under meetings, the boss has listed only a single meeting: ...
19
votes
1answer
520 views

Fire and Water, Hear Me Roar

My first is the first of an outrageous utterance My second the second of appropriate circumstance My third's the essence of heat, why anything cools My last a procedure, all about the rules ...
1
vote
8answers
1k views

The shortest , largest number [closed]

"Write a number", said Grandpa "Which is the shortest number, that is also the largest" "Shortest?" I asked "Yup. You can write it with six straight lines, period" "So you want me ...
-6
votes
1answer
549 views

Give the name of this “outlaw” [closed]

Who/what am I? I am a stunning fresh shiny bandit HINT: HINT2: HINT3: HINT4:
9
votes
1answer
408 views

Hangman game backward #12

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 ...
6
votes
1answer
234 views

The Marching Tune

And a one, and a two, and a three four five six! Or a one, and a two, and a three four five! From my home right here, To the end way down there! And then I have a choice Of a one, a two, or a ...
12
votes
1answer
505 views

The Riddle - I Could be Used in Many Ways

In whole, you may use me in the measuring. With my $1^{st}$ & $2^{nd}$ part, you may use me in the coloring. With my $2^{nd}$ & $3^{rd}$ part, you may use me in the casting. ...
8
votes
3answers
609 views

See the Line Where the Sky Meets

Walking along the beach one day, I came across a glass bottle with a piece of parchment inside. I quickly opened the bottle and unfurled the scroll. On it the riddle below was written. i sail ...
2
votes
2answers
168 views

Truth of OR - Logical puzzle

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 ...