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?
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.
Got It game for an adult and child. How can you play so that you know you will always win?
Take turns to place a decimal number on the spiral. Can you get three consecutive numbers?
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.
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 simple game of patience which often comes out. Can you explain
This second Sudoku article discusses "Corresponding Sudokus" which are pairs of Sudokus with terms that can be matched using a substitution rule.
Two sudokus in one. Challenge yourself to make the necessary
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. 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.
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.
Given the products of diagonally opposite cells - can you complete this Sudoku?
Can you spot the similarities between this game and other games you
know? The aim is to choose 3 numbers that total 15.
Practise your diamond mining skills and your x,y coordination in this homage to Pacman.
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 that tests your understanding of remainders.
This pair of linked Sudokus matches letters with numbers and hides a seasonal greeting. Can you find it?
Slide the pieces to move Khun Phaen past all the guards into the position on the right from which he can escape to freedom.
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 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 sudoku requires you to have "double vision" - two Sudoku's for
the price of one
A game for 1 person to play on screen. Practise your number bonds
whilst improving your memory
Investigations based on an Indian game.
There are nasty versions of this dice game but we'll start with the nice ones...
Interactive game. Set your own level of challenge, practise your table skills and beat your previous best score.
A Sudoku based on clues that give the differences between adjacent cells.
How good are you at estimating angles?
A Sudoku that uses transformations as supporting clues.
Can you be the first to complete a row of three?
A game for 2 players
This article explains the use of the idea of connectedness in networks, in two different ways, to bring into focus the basics of the game of Go, namely capture and territory.
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 Sudoku with a twist.
A Sudoku with clues as ratios.
Here is a solitaire type environment for you to experiment with. Which targets can you reach?
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
Four numbers on an intersection that need to be placed in the
surrounding cells. That is all you need to know to solve this
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 simple game for 2 players invented by John Conway. It is played
on a 3x3 square board with 9 counters that are black on one side
and white on the other.
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 game of go has a simple mechanism. This discussion of the principle of two eyes in go has shown that the game does not depend on equally clear-cut concepts.
A Sudoku with clues as ratios or fractions.
The computer starts with all the lights off, but then clicks 3, 4
or 5 times at random, leaving some lights on. Can you switch them
Solve this Sudoku puzzle whose clues are in the form of sums of the
numbers which should appear in diagonal opposite cells.
This article shows how abstract thinking and a little number theory throw light on the scoring in the game Go.
Dicey Operations for an adult and child. Can you get close to 1000 than your partner?
A game for 2 people. Take turns joining two dots, until your opponent is unable to move.