Slide the pieces to move Khun Phaen past all the guards into the position on the right from which he can escape to freedom.

A game for 2 players. Can be played online. One player has 1 red counter, the other has 4 blue. The red counter needs to reach the other side, and the blue needs to trap the red.

Here is a solitaire type environment for you to experiment with. Which targets can you reach?

A game for two people, or play online. Given a target number, say 23, and a range of numbers to choose from, say 1-4, players take it in turns to add to the running total to hit their target.

Given the products of diagonally opposite cells - can you complete this Sudoku?

A game for 2 players. Given a board of dots in a grid pattern, players take turns drawing a line by connecting 2 adjacent dots. Your goal is to complete more squares than your opponent.

Nim-7 game for an adult and child. Who will be the one to take the last counter?

A game for 2 players that can be played online. Players take it in turns to select a word from the 9 words given. The aim is to select all the occurrences of the same letter.

Got It game for an adult and child. How can you play so that you know you will always win?

Exchange the positions of the two sets of counters in the least possible number of moves

A game for 1 or 2 people. Use the interactive version, or play with friends. Try to round up as many counters as possible.

A game that tests your understanding of remainders.

Can you work out how to win this game of Nim? Does it matter if you go first or second?

An extension of noughts and crosses in which the grid is enlarged and the length of the winning line can to altered to 3, 4 or 5.

A Sudoku that uses transformations as supporting clues.

A game for 1 person. Can you work out how the dice must be rolled from the start position to the finish? Play on line.

A game for 1 person to play on screen. Practise your number bonds whilst improving your memory

Two sudokus in one. Challenge yourself to make the necessary connections.

Can you spot the similarities between this game and other games you know? The aim is to choose 3 numbers that total 15.

A simple game of patience which often comes out. Can you explain why?

The idea of this game is to add or subtract the two numbers on the dice and cover the result on the grid, trying to get a line of three. Are there some numbers that are good to aim for?

There are nasty versions of this dice game but we'll start with the nice ones...

Two sudokus in one. Challenge yourself to make the necessary connections.

Interactive game. Set your own level of challenge, practise your table skills and beat your previous best score.

This article for teachers describes several games, found on the site, all of which have a related structure that can be used to develop the skills of strategic planning.

A game for 2 or more people, based on the traditional card game Rummy. Players aim to make two `tricks', where each trick has to consist of a picture of a shape, a name that describes that shape, and. . . .

The aim of the game is to slide the green square from the top right hand corner to the bottom left hand corner in the least number of moves.

A game for 2 players. Given an arrangement of matchsticks, players take it is turns to remove a matchstick, along with all of the matchsticks that touch it.

A game for 2 or more people. Starting with 100, subratct a number from 1 to 9 from the total. You score for making an odd number, a number ending in 0 or a multiple of 6.

A game in which players take it in turns to try to draw quadrilaterals (or triangles) with particular properties. Is it possible to fill the game grid?

A game in which players take it in turns to choose a number. Can you block your opponent?

Here is a machine with four coloured lights. Can you develop a strategy to work out the rules controlling each light?

Practise your diamond mining skills and your x,y coordination in this homage to Pacman.

This pair of linked Sudokus matches letters with numbers and hides a seasonal greeting. Can you find it?

Players take it in turns to choose a dot on the grid. The winner is the first to have four dots that can be joined to form a square.

A shunting puzzle for 1 person. Swop the positions of the counters at the top and bottom of the board.

This sudoku requires you to have "double vision" - two Sudoku's for the price of one

First Connect Three game for an adult and child. Use the dice numbers and either addition or subtraction to get three numbers in a straight line.

Square It game for an adult and child. Can you come up with a way of always winning this game?

A game for 2 people. Take turns joining two dots, until your opponent is unable to move.

Factors and Multiples game for an adult and child. How can you make sure you win this game?

A game for 2 people. Take turns to move the counters 1, 2 or 3 spaces. The player to remove the last counter off the board wins.

Some Games That May Be Nice or Nasty for an adult and child. Use your knowledge of place value to beat your oponent.

A game for 2 people that everybody knows. You can play with a friend or online. If you play correctly you never lose!

Take turns to place a decimal number on the spiral. Can you get three consecutive numbers?

A game in which players take it in turns to turn up two cards. If they can draw a triangle which satisfies both properties they win the pair of cards. And a few challenging questions to follow...

Spiralling Decimals game for an adult and child. Can you get three decimals next to each other on the spiral before your partner?