Which of these ideas about randomness are actually correct?
Can you work out which spinners were used to generate the frequency charts?
Can you generate a set of random results? Can you fool the random
What are the likelihoods of different events when you roll a dice?
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?
What is special about dice?
How can we use dice to explore probability?
Six balls of various colours are randomly shaken into a trianglular
arrangement. What is the probability of having at least one red in
The King showed the Princess a map of the maze and the Princess was
allowed to decide which room she would wait in. She was not allowed
to send a copy to her lover who would have to guess which path. . . .
7 balls are shaken in a container. You win if the two blue balls
touch. What is the probability of winning?
In this game the winner is the first to complete a row of three. Are some squares easier to land on than others?
Your partner chooses two beads and places them side by side behind a screen. What is the minimum number of guesses you would need to be sure of guessing the two beads and their positions?