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Questions tagged [math-puzzle]

Questions related to small scale mathematical questions that are often pursued for recreation purposes and require novel (to the participant) and compelling problem solving approaches.

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47 votes
24 answers

How to explain Monty Hall problem when they just don't get it

Talking to some friends, I was asked to explain the answer to the Monty Hall problem (see also here;) .... they were having some trouble because whoever explained it to them didn't do a very good job. ...
Tutor's user avatar
  • 941
22 votes
16 answers

Tricks for computing things in your head

There are quite a lot of tricks/shortcuts enabling doing calculations efficiently in your head. (One of them that came to me today is the "squaring a number ending with a 5" trick I wrote about in ...
mbork's user avatar
  • 1,299
17 votes
4 answers

Explaining the "siblings" paradox

This is a question I originally posted on Math Stackexchange. I've just seen a very good discussion of Monty Hall problem, and someone mentioned the "siblings" paradox. I've had some success ...
PA6OTA's user avatar
  • 271
12 votes
3 answers

Challenge questions for extremely bright kids

I suppose this is the place for my questions as much as any place is: I'm a math student coming on my 3rd year of undergrad, and I am working as a counselor at a Summer math camp. The camp is for 12-...
AJY's user avatar
  • 221
11 votes
3 answers

Playful problems in mathematics

This answer describes an analogy between finite state machines and mazes. This allows for some playful exercises, like Draw a representation of a word accepted by the following automaton... which ...
dtldarek's user avatar
  • 8,957
10 votes
4 answers

Examples of Good Mathematical Games for a Mathematical Olympic

As a crazy idea in a coffee break after a boring lecture I suggested my students and colleges that we can have some fun in our department by participating in a "Mathematical Olympic Games". They ...
user avatar
6 votes
4 answers

Are puzzles a good way to interest pre-college students?

Nothing more quickly disspitates the myth that most people aren't interested in math than hitting them with a good puzzle and watching the instinctive human urge to solve it get to work. To be fair, ...
Jack M's user avatar
  • 1,357
6 votes
2 answers

Puzzles for Logic Courses featuring propositional logic and set theory?

Puzzles are interesting form of exercises. They help students to learn the teaching material in a funny way. Particularly in logic, puzzles could be very useful to show the complexity of the subject. ...
user avatar
6 votes
3 answers

Game project using linear algebra

Throughout this year, I have been in charge of a linear algebra course aimed at engineering school. In this course, I asked my students to work on a final project involving finding a winning strategy ...
Gabriel's user avatar
  • 61
6 votes
1 answer

Easy and good book on combinatorial problems

I am searching for a book on combinatorics and/or mathematical puzzles for very beginners in easy English. The book should not contain detail mathematical expressions, will contain easy understanding ...
LSG's user avatar
  • 161
5 votes
4 answers

How to convince parents that Mathematical puzzles/games help students in their academics too

I write content and conduct workshops for an education firm and also in schools where I try to make them realise how beautifully mathematics and rational thinking complement each other (on elementary ...
Vidyanshu Mishra's user avatar
5 votes
1 answer

Logic/Mathematics problems for training

Where I live, there is this competition called the "Känguru Wettbewerb" (german), in English, that would be "Kangaroo Competition". This is a mathematics competition where the goal is to solve ...
detergent's user avatar
4 votes
3 answers

Suggestion and advices [closed]

In my country the education system is very expensive, so I’m considering starting an organization to teach lower-income students for free. In particular, to motivate them into the science fields. So, ...
Mohammed Rizqallah's user avatar
4 votes
1 answer

What age group is this puzzle appropriate for?

I have created the following simple tiling puzzle for children. The puzzle consists of 9 tiles shown below (4 pieces of type A, 4 pieces of type B and 1 piece of type C): The goal of the puzzle is to ...
Will.Octagon.Gibson's user avatar
4 votes
2 answers

Does solving crosswords help with recall of definitions?

I have an idea to help with self-study and recall of definitions. It is to create a crossword where the clues are the definitions and the words to solve are the concepts being defined. I haven't ...
user avatar
1 vote
0 answers

What's the age recomendation for my app?

I've developed an android math game called MathLab that has started to gain popularity. It's a simple fill-in-the-grid puzzle with variable cell sizes and locking cells. My daughter's math teacher got ...
Nick's user avatar
  • 111