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.
How good are you at estimating angles?
Can you find a reliable strategy for choosing coordinates that will locate the treasure in the minimum number of guesses?
An animation that helps you understand the game of Nim.
Can you put the 25 coloured tiles into the 5 x 5 square so that no column, no row and no diagonal line have tiles of the same colour in them?
Watch this film carefully. Can you find a general rule for explaining when the dot will be this same distance from the horizontal axis?
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.
In this game you are challenged to gain more columns of lily pads than your opponent.
A game for two people that can be played with pencils and paper. Combine your knowledge of coordinates with some strategic thinking.
Arrange the four number cards on the grid, according to the rules, to make a diagonal, vertical or horizontal line.
Ahmed has some wooden planks to use for three sides of a rabbit run against the shed. What quadrilaterals would he be able to make with the planks of different lengths?
Use the Cuisenaire rods environment to investigate ratio. Can you find pairs of rods in the ratio 3:2?
A train building game for two players. Can you be the one to complete the train?
A generic circular pegboard resource.
This article gives you a few ideas for understanding the Got It! game and how you might find a winning strategy.
Calculate the fractional amounts of money to match pairs of cards with the same value.
Can you match the halves in this interactive game?
Train game for an adult and child. Who will be the first to make the train?
Use the interactivities to fill in these Carroll diagrams. How do you know where to place the numbers?
The 2012 primary advent calendar features twenty-four of our posters, one for each day in the run-up to Christmas.
Practise your number bonds whilst improving your memory in this matching pairs game.
This is a game for two players. Can you find out how to be the first to get to 12 o'clock?
A game in which players take it in turns to choose a number. Can you block your opponent?
Practise your tables skills and try to beat your previous best score in this interactive game.
Stop the Clock game for an adult and child. How can you make sure you always win this game?
Play this well-known game against the computer where each player is equally likely to choose scissors, paper or rock. Why not try the variations too?
How many trains can you make which are the same length as Matt's and Katie's, using rods that are identical?
Here are some rods that are different colours. How could I make a yellow rod using white and red rods?
Can you work out how to make each side of this balance equally balanced? You can put more than one weight on a hook.
Use the interactivity to help get a feel for this problem and to find out all the possible ways the balls could land.
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.
Seeing Squares game for an adult and child. Can you come up with a way of always winning this game?
Each light in this interactivity turns on according to a rule. What happens when you enter different numbers? Can you find the smallest number that lights up all four lights?
Place the numbers 1 to 6 in the circles so that each number is the difference between the two numbers just below it.
What is the greatest number of squares you can make by overlapping three squares?
These interactive dominoes can be dragged around the screen.
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.
In this activity, the computer chooses a times table and shifts it. Can you work out the table and the shift each time?
Use the clues to colour each square.
This 100 square jigsaw is written in code. It starts with 1 and ends with 100. Can you build it up?
Here is a chance to play a version of the classic Countdown Game.
Cut four triangles from a square as shown in the picture. How many different shapes can you make by fitting the four triangles back together?
Is it possible to place 2 counters on the 3 by 3 grid so that there is an even number of counters in every row and every column? How about if you have 3 counters or 4 counters or....?
What shaped overlaps can you make with two circles which are the same size?
Investigate how the four L-shapes fit together to make an enlarged L-shape. You could explore this idea with other shapes too.
Use the interactivity to find out how many quarter turns the man must rotate through to look like each of the pictures.
Can you complete this jigsaw of the 100 square?
Can you complete this jigsaw of the multiplication square?
Investigate the smallest number of moves it takes to turn these mats upside-down if you can only turn exactly three at a time.