# Questions tagged [knowledge]

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

11 questions with no upvoted or accepted answers
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361 views

### Rethinking this series on the syllabus

I assigned each person in my class the task of creating a number-sequence, however, 4 of the guys I usually consider to be leaders came back with baffling results. Can you make sense of their work ...
531 views

### Never Completed Game - Difficult Riddle

The seventeenth of the primes. Its twin is twentynine. Po. Let’s drive. Bye, Alfonsín. Add seven triangular. Sweet. It named the Valley. This riddle is taken from https://www.nevercompletedgame....
153 views

### Piece de Resistance - Five Flowers with One Missing

Five - Flowers with One Missing This puzzle is part of the "Piece de Resistance" series. Go back to Part 1 (Ace) for the story.Ace Two Three Four Five ... Removing the silver matter, you see this ...
1k views

### REALLY important days in history

@Z. Dailey asks a mathematical puzzle Important days in history... and to come! with a series of dates in years 1973, 1978, 1983, 1992, 2005. My puzzle asks the question: What is the previous date in ...
188 views

### My drunken formula?

I know that today is an important day, but I can't remember why... All I have in my possession is this formula I wrote last night in my drunken stupor: You go here: B = 25 + \biggl(\frac{O}{...
271 views

### Finding Rogue Kitty II

Having been met by a group of very unhappy bosses at Kitty is being 'returned' to the staff car when suddenly there is a commotion and she makes a run for it. As they chase her, little old ladies ...
273 views

### Crazy for revenge

@Brandon_J recently asked us in Can't Even Sit Down to identify a movie based on the words tart con arc host I've also been to see a fun movie from a few years ago, just a short one buck ...
152 views

### Problem #NaN Fodder/Output

Inspired by Ben Franks' Input/Output Problem #1 and the others in the series Hint: Knowledge required is
272 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 ...