Use the interactivity to help get a feel for this problem and to find out all the possible ways the balls could land.
Are these domino games fair? Can you explain why or why not?
Terry and Ali are playing a game with three balls. Is it fair that Terry wins when the middle ball is red?
Use the interactivity or play this dice game yourself. How could you make it fair?
Have a go at this game which involves throwing two dice and adding their totals. Where should you place your counters to be more likely to win?
Is this a fair game? How many ways are there of creating a fair game by adding odd and even numbers?
Identical discs are flipped in the air. You win if all of the faces show the same colour. Can you calculate the probability of winning with n discs?
Six balls of various colours are randomly shaken into a trianglular arrangement. What is the probability of having at least one red in the corner?
7 balls are shaken in a container. You win if the two blue balls touch. What is the probability of winning?
Here are two games you have to pay to play. Which is the better bet?
The next ten people coming into a store will be asked their birthday. If the prize is £20, would you bet £1 that two of these ten people will have the same birthday ?
Heads or Tails - the prize doubles until you win it. How much would you pay to play?
Use the computer to model an epidemic. Try out public health policies to control the spread of the epidemic, to minimise the number of sick days and deaths.
How do scores on dice and factors of polynomials relate to each other?
Given the mean and standard deviation of a set of marks, what is the greatest number of candidates who could have scored 100%?