Can you beat Piggy in this simple dice game? Can you figure out
Piggy's strategy, and is there a better one?
Use the interactivity or play this dice game yourself. How could
you make it fair?
Play a dice game of chance
A simple spinner that is equally likely to land on Red or Black. Useful if tossing a coin, dropping it, and rummaging about on the floor have lost their appeal. Needs a modern browser; if IE then at. . . .
Terry and Ali are playing a game with three balls. Is it fair that
Terry wins when the middle ball is red?
Explore this interactivity and see if you can work out what it
does. Could you use it to estimate the area of a shape?
Try out the lottery that is played in a far-away land. What is the
chance of winning?
Use this animation to experiment with lotteries. Choose how many
balls to match, how many are in the carousel, and how many draws to
make at once.
Play this well-known game against the computer where each player is
equally likely to choose scissors, paper or rock. Why not try the
An environment which simulates working with Cuisenaire rods.
Can you use the numbers on the dice to reach your end of the number line before your partner beats you?
Interactive game. Set your own level of challenge, practise your table skills and beat your previous best score.
Use the interactivity to find all the different right-angled
triangles you can make by just moving one corner of the starting
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.
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.
Can you find a reliable strategy for choosing coordinates that will locate the robber in the minimum number of guesses?
Work out the fractions to match the cards with the same amount of
Match the halves.
A tool for generating random integers.
An activity based on the game 'Pelmanism'. Set your own level of challenge and beat your own previous best score.
There are three versions of this challenge. The idea is to change the colour of all the spots on the grid. Can you do it in fewer throws of the dice?
A game for 1 person to play on screen. Practise your number bonds
whilst improving your memory
Work out how to light up the single light. What's the rule?
Can you put these shapes in order of size? Start with the smallest.
Can you match the mass and length or height of these things to
Yasmin and Zach have some bears to share. Which numbers of bears
can they share so that there are none left over?
How many triangles can you make using sticks that are 3cm, 4cm and 5cm long?
Imagine a wheel with different markings painted on it at regular
intervals. Can you predict the colour of the 18th mark? The 100th
What shaped overlaps can you make with two circles which are the
same size? What shapes are 'left over'? What shapes can you make
when the circles are different sizes?
Try to stop your opponent from being able to split the piles of counters into unequal numbers. Can you find a strategy?
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.
Start by putting one million (1 000 000) into the display of your
calculator. Can you reduce this to 7 using just the 7 key and add,
subtract, multiply, divide and equals as many times as you like?
The computer has made a rectangle and will tell you the number of spots it uses in total. Can you find out where the rectangle is?
If there are 3 squares in the ring, can you place three different numbers in them so that their differences are odd? Try with different numbers of squares around the ring. What do you notice?
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?
Create a pattern on the left-hand grid. How could you extend your pattern on the right-hand grid?
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....?
How many right angles can you make using two sticks?
Arrange any number of counters from these 18 on the grid to make a
rectangle. What numbers of counters make rectangles? How many
different rectangles can you make with each number of counters?
The classic vector racing game brought to a screen near you.
If you can post the triangle with either the blue or yellow colour face up, how many ways can it be posted altogether?
Use the information about Sally and her brother to find out how many children there are in the Brown family.
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.
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
Can you fit the tangram pieces into the outlines of the chairs?
Can you fit the tangram pieces into the outlines of the lobster, yacht and cyclist?
Using angular.js to bind inputs to outputs
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.