# Questions tagged [board-games]

A board game is a game that involves counters or pieces moved or placed on a "board" according to a fixed set of rules.

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### Cannot solve Ubongo Extreme B-38 purple puzzle

Today, I was playing Ubongo Extreme and I could NOT solve the following puzzle: B-38, purple colour. Let me know if you can solve it!
1k views

### Who wins in this tic-tac-toe game?

Question sourced from Brilliant.org Jack and Jill are playing Tic-Tac-Toe, with Jack being Os and Jill being Xs. Now, being perfectly logical beings narrow-minded one-move-foresight beings, they move ...
2k views

### Find the shortest chess game with 18 queens? [closed]

From the *starting position of a chessboard, you need to move the pieces to end up with 18 Queens following the chess rules at all times (this includes white moves first). The solution is the series ...
1k views

### Filling the board with 0s and 1s

You are given a $9\times9$ grid board. You have 40 "$1$"s and 41 "$0$"s. You can put these numbers wherever you want on the board. After that, you will take the sum of the numbers ...
3k views

### What's the maximum number of pegs you can leave on a 15-hole triangular peg solitaire?

Peg Solitaire is mostly known to me as the triangular board with 15 holes and 14 pegs (mostly because of the restaurant Cracker Barrel). The rules are simple: pegs jump each other in straight lines, ...
390 views

### Coordinate yourself!

Task is simple. Get coordinates from the two pictures below. You don't have to know game rules to solve it :) Hint
1k views

### 8 Puzzle Unsolvable Proof?

How do I proof that this 8 puzzle cannot be solved if the final state is ?
817 views

### Who is missing here?

It seems my last few puzzles have all been far too easy and quickly solved. Let's see how long this one stands against the genius of the combined PSE community. [56\;68\;76\;80\;80\;76\;68\;56]^2 \;...
523 views

### Checkmate all the kings #4

Following the rules created by Lord of dark in this puzzle, and used here and here also, the idea is to find the minimum number of consecutive white moves to checkmate all the black kings (in this ...
648 views

### Checkmate all the kings #3

Following the rules created by Lord of dark in this puzzle, and used here also, the idea is to find the minimum number of consecutive white moves to checkmate all the black kings (in this case 12). ...
4k views

### Let's continue our Monopoly game

This is an entry into the 29th fortnightly topic challenge - Retrograde Analysis. Two friends and I were playing a game of Monopoly when we were forced to stop. It's been a long time since we ...
1k views

### Checkmate all the kings #1

The purpose of this puzzle is to find the minimum number of moves to checkmate all the kings. RULES You are playing as White and you can make as many moves as you want before Black's turn....
604 views

### Checkmate all the kings #2

Following the rules created by Lord of dark in this puzzle, the idea is to find the minimum number of consecutive white moves to checkmate all the black kings (in this case just 1). You cannot make a ...
502 views

### Escape the cube 2 (Theseus and Minotaur variant)

Hello, here is a puzzle I created. I plan to post a few more in the near future. If you like it, google Cubiscape for more. Goal: You are the blue ball and have to get to the green square without ...
332 views

### Escape the cube puzzle

Hello, here is a puzzle I created. I plan to post a few more in the near future. If you like it, google Cubiscape for more. Goal: You are the blue ball and have to get to the green square without ...
581 views

### Quetzalcoatl 7-12

I have seen some tough puzzles that you have solved. I am hoping that this puzzle will not be hard. Here are the rules: All colored segments of a chain must be on the same color square to solve ...
231 views

### Opposite block control sliding game

Here's a fun maze/grid puzzle inspired by this. Rules of play: Firstly, no two coins may occupy the same space at a time Suppose we label the blue coins B1, B2 Then if B1 is on an arrow then we ...
1k views

### Four free rooks for checkmate

You are given a chessboard with a black king at d5, and four white rooks in your hand. You may place the rooks onto the board one at a time, always checking the king. After each rook placed, the king ...
621 views

### Hopping Frogs puzzle variant

There is an old puzzle which has various names such as Toads and Frogs, Jumping Frogs, Hopping Frogs, Leap Frog, etc., and which has been asked here before. I'd like to share a variant of this puzzle ...
541 views

### Seven Impatient Knights

Source On a $3\times3$ chess board, you must place seven knights according to the following rules: Immediately after placement, the knight must move to an unoccupied spot using a standard knight's ...
138 views

### Rearrange twelve checkers in six lines of four

Once there where two men playing checkers. at one time during the game. one of them stopped and said "Look at that, we just arranged twelve checkers in six straight lines of four". Then they finished ...
1k views

### Monte Carlo Chess

This is an entry to the 17th fortnightly topic challenge. Chess is an interesting game, but is so unrealistic. In real life, you couldn't tell order your knight to attack an enemy bishop and expect ...
541 views

White to play (Regular moves apply except for Black King) Black King or Shadow King can move to "any" square that is not attacked by white pieces. It can not capture its opponent. When not in check ...
467 views

### 8-queen puzzle on its head

You have 64 chess queens which come in 8 colors, with 8 queens per color. The goal is fill a chessboard with these queens so that any two queens of the same color cannot attack each other, even when ...
351 views

### Cover an unusual board with minimum chess rooks

This is an entry for the 17th Fortnightly Challenge. On this unusual board, how many chess rooks minimum needed to attack all tiles, but they are not attacking each other ? Show us the formation. ...
2k views

### Chess puzzle in which guarded pieces may not move

Here's an interesting twist on the theme of chess puzzles, originally from the book Caissa's Fairy Tales by T. R. Dawson. What is the minimum number of moves White needs to win this game from the ...
584 views

### Hnefatafl - a lost Art

Hnefatafl (Ner-far-taff-all) is a Tafl Game, though it is a lost art in the modern day. The aim of the game is either to capture the king, or get the king to a corner depending on which side you are ...
435 views

### A game of Connect 4++

This is an entry to the 17th fortnightly topic challenge. Alice and Bob are playing connect four. Bob is tired of losing all the time, so he suggests changing the rules. He wants to drop 2 pieces ...
4k views

### A Boyfriend's Mysterious Message

Imogen was dog-tired, but excited! After 3 gruelling weeks of 16-hour work days imposed by an iron-willed boss, she was finally finished all her projects. She'd been processing (figurative) ...
340 views

### Customers are weird these days

It's been a slow day at The Board Game Storeā¢ when the familiar ring of a bell brings you back from your daydreaming, alerting you to the presence of a customer. You look over and notice the oddest ...
756 views

### Closed knight tour on 7x7 board

This is an entry for the 17th Fortnightly Challenge. A knight's tour is a sequence of moves of a knight on a chessboard such that the knight visits every square only once. If the knight ends on a ...
597 views

### Sink me and live

You wake up sitting in a chair, hands tied behind you and ankles strapped to the legs. A looking around you see you are in the middle of what looks to be the inside of a dimly lit log cabin; the ...
637 views

### ABC - A Blokus Commitment

Welcome to Blokus, a board game where you can place pieces of 1 to 5 blocks on a square board. Each player has at his disposal every piece from monomino to pentomino. A player's inventory is ...
301 views

### Least amount of moves is required

You have 8x8 board and 9 identical pieces placed in a 3x3 square at the bottom left corner of the board. You are going to play a very simple game. Your task is to move these 9 pieces to the 3x3 square ...
1k views

### Scrabble Impossibilities

The other day I was playing the popular board game with my good friend, Chet Manley. Though he had me on the ropes for most of the game, I finally had a 6 letter word that I slapped down on the board ...
424 views

### Color Configuration 3x3 board

I came across this question in FB. I tried to solve but unable to get the answer for it. Feeling so demotivated. This is the question: I need to turn the whole board WHITE. Rules of the game: 1.When ...
298 views

### Who Wins At Horsie-Push?

Allan, Brian, and Charlie had a chess set and an afternoon with nothing to do. A chess tournament was suggested but to three towering intellects such as these, regular chess is a frivolous, juvenile ...
160 views

### Stakes on a table [duplicate]

Two men sat at a square table, each with a very large number of stakes. They had entered a contest of wits, or so they called it. The winner of the contest would be the last person to place a stake ...
695 views

### Battleship- Part 2

Mason is improving at the game Battleship. He's got this current game in the bag, or so he thinks. His opponent is Richard, whose method for placing his ships is completely random. Each side has 5 ...
4k views

### Battleship- Best Next Move

Mason likes the game Battleship, but he doesn't win much. However, Sherry, his opponent, is so confident in her skill and luck that she has agreed to let Mason have his five friends help him. Sherry'...
428 views

### Abalone Migration

Abalone is a 2-player board game. Here's a brief explanation from Wikipedia: The board consists of 61 circular spaces arranged in a hexagon, five on a side. Each player has 14 marbles that rest in ...
258 views

### Is there any specific way to play Solitaire?

I am interested in finding out if there is any specific way (algorithm) to play solitaire (not the card game)
6k views

### Is there any way to 'trap' my opponent on Connect Four?

I am trying to find out if there are any 'optimal' moves in the game, so as to trap my enemy to put his pawns in the place where I need them
531 views

### Mastermind - all but last attempt

This a variation of the traditional game mastermind. There are 4 pegs and 6 colors of pegs in the code (repeats allowed). All rules are as usual, except for this one: You are not given any hints (...
526 views

### Capture The Stones

This puzzle was created by me as a single-player variation on the game of go. The objective here is simple: capture all 41 grey stones on the board below in the least number of moves. Just like in ...
403 views

### Checkers Against The King

The king has invented a new game called King's Checkers. The rules are simple, it's exactly like regular Checkers, the only difference? The king plays first and all his pieces are automatically "king",...
738 views

### 2 bishops versus a lone king

There are 4 pieces on the board, the white and black kings, as well as 2 white bishops (on differently colored squares). The only way a stalemate occurs is if the black king is not in check, but ...
395 views

### Checkerboard piece inverting game

Marco and Leonardo decided to play a game on a checkerbard of 4Ć4 squares. The board is initially filled with two-sided identical coins. The game notes that these two players play turns alternatively ...