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 to be played against the computer, or in groups. Pick a 7-digit number. A random digit is generated. What must you subract to remove the digit from your number? the first to zero wins.

Dicey Operations for an adult and child. Can you get close to 1000 than your partner?

Try to stop your opponent from being able to split the piles of counters into unequal numbers. Can you find a strategy?

Board Block game for two. Can you stop your partner from being able to make a shape on the board?

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.

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

The game uses a 3x3 square board. 2 players take turns to play, either placing a red on an empty square, or changing a red to orange, or orange to green. The player who forms 3 of 1 colour in a line. . . .

A game to make and play based on the number line.

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

Solve this Sudoku puzzle whose clues are in the form of sums of the numbers which should appear in diagonal opposite cells.

A shape and space game for 2,3 or 4 players. Be the last person to be able to place a pentomino piece on the playing board. Play with card, or on the computer.

A Sudoku that uses transformations as supporting clues.

An interactive game for 1 person. You are given a rectangle with 50 squares on it. Roll the dice to get a percentage between 2 and 100. How many squares is this? Keep going until you get 100. . . .

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

A game for 2 people that can be played on line or with pens and paper. Combine your knowledege of coordinates with your skills of strategic thinking.

An interactive game to be played on your own or with friends. Imagine you are having a party. Each person takes it in turns to stand behind the chair where they will get the most chocolate.

An interactive activity for one to experiment with a tricky tessellation

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.

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

Work out the fractions to match the cards with the same amount of money.

In this matching game, you have to decide how long different events take.

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

Use the tangram pieces to make our pictures, or to design some of your own!

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.

Four Go game for an adult and child. Will you be the first to have four numbers in a row on the number line?

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

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

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.

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

A game for 2 people using a pack of cards Turn over 2 cards and try to make an odd number or a multiple of 3.

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

Can you make the birds from the egg tangram?

A game that tests your understanding of remainders.

Here is a version of the game 'Happy Families' for you to make and play.

Train game for an adult and child. Who will be the first to make the train?

This challenge is a game for two players. Choose two numbers from the grid and multiply or divide, then mark your answer on the number line. Can you get four in a row before your partner?

Choose the size of your pegboard and the shapes you can make. Can you work out the strategies needed to block your opponent?

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

This second Sudoku article discusses "Corresponding Sudokus" which are pairs of Sudokus with terms that can be matched using a substitution rule.

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

A game for 2 people. Take turns placing a counter on the star. You win when you have completed a line of 3 in your colour.

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