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

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.

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?

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

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

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

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

Collect as many diamonds as you can by drawing three straight lines.

Can you make the birds from the egg tangram?

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

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

A game that tests your understanding of remainders.

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

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 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 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. . . .

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

A Sudoku that uses transformations as supporting clues.

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

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

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

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

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

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...

This is a challenging game of strategy for two players with many interesting variations.

A game for two or more players that uses a knowledge of measuring tools. Spin the spinner and identify which jobs can be done with the measuring tool shown.

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

Basic strategy games are particularly suitable as starting points for investigations. Players instinctively try to discover a winning strategy, and usually the best way to do this is to analyse. . . .

This is a game for 2 players. Each player has 4 counters each, and wins by blocking their opponent's counters. A good follow-on from two stones.

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

Totality game for an adult and child. Be the first to reach your agreed total.

A game for 1 person to develop stategy and shape and space awareness. 12 counters are placed on a board. Counters are removed one at a time. The aim is to be left with only 1 counter.

This is a game for two players. You will need some small-square grid paper, a die and two felt-tip pens or highlighters. Players take turns to roll the die, then move that number of squares in. . . .

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.

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

Board Block Challenge game for an adult and child. Can you prevent your partner from being able to make a shape?

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

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

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.

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