I can be a weapon if you know how to handle me I am most popular than any other People use me often when they want to be informal Dirty minds see something lascivious in me I am loved by road trippers What am I?

This is part four in my clichéd treasure island puzzle series. The story carries on from part three. It seems unfair that a chest whose password was so promising should contain nothing more exciting than an old notebook. You leave the cave and discover that your subterranean expedition too...

My mother died giving me birth at an old age. I was surrounded by romantics as much as pragmatics. People still judge me on my skin color. I have two enemies but a very good friend, who has matured more than me. I am just not aging well.

You are in a room with no windows no doors just a table and a mirror how do you get out You look in the mirror you see what you saw you take the saw you saw the table in half two half's make a hole you can clime through the hole and you can get out

My prefix is a vehicle or its part Whose suffix‘s beauty uncertain My suffix is raised apart Its prefix frees a burden

If my prefix could mean to revert And my suffix could mean lacerate Then what in the world could I be Given I could ensure your escape? Hint:

Imagine there are six football teams (A,B,C,D,E,F). They play each other in a league once only (on neutral ground). To determine the score, two $d4-1$, i.e. the outcome is $\{0,1,2,3\}$ are rolled, one for each team. The scoring is $3$pts for a win, $1$ for a draw and $0$ for a loss. At the end...

Here is a grid graph with $7$ horizontal and $7$ vertical lines which are $1$ unit apart. It is trivial to mark two points which have a distance of $\sqrt{36}$. Drawing at most two extra lines as helpers, could you mark two points which have a distance of $\sqrt{3.6}$?

A positive integer has all digits different and none of the digits is 0. If any digit d is dropped from this number, the new number is divisible by d. Find the greatest number with this property. Example: 6342 -> 2 divides 634, 3 divides 642, 4 divides 632, 6 divides 342

My prefix is not a dub My infix is a common base My suffix is a quingenti sub My whole is a common replace What am I?

Are there any consecutive integers which don't share letters when spelled out in English (e.g.One, twO)? If not, can you construct a proof?

As is, I am a field for the curious; Study me well to be naturally serious; But cut my first and my last, And scramble me fast; Now I'm a home with warmth quite mysterious What am I? Hope you enjoy my first riddle.

Three mini-crosswords are presented below. There is a maths/physics theme to these puzzles. I am sure that they will be solved quite quickly and hints will not be required, but if anyone gets really stuck on something then, of course, hints will be provided as necessary. (NB in case of any ...

Inspired by this question, which (with its answer) points out a peculiar property of writing out numbers in English: How many other languages have this property?

A limerick number is a 5-digit number whose digits are in the form of a limerick rhyme scheme: $aabba$. How many limerick primes (limerick numbers which are also prime) are there? The answer is found using a computer program. Is there an easy "aha" way to do this without using a computer? Or...

I have amazing powers of seduction Thieves and boxers love me They made a Hollywood film about me My music is catchy as hell I help in enriching your diet