It is not easy to find the factors of 2021, but here is a clue: use the fact that $3 \times 7 = 21$
You can be a creative mathematician, you can be someone who has your own mathematical ideas. Find your own interesting facts about 2021 and calculations that have the […]
This is a game for 2 players. You need a pack of 52 playing cards. Shuffle the cards. One player is dealer and turns the cards face up one at a time. Before seeing the card, the other player must say ‘red’ or ‘black’ and wins the card […]
GAMES FOR THE WHOLE CLASS
Grades 6 and 7 HALF A MILLION GAME
Grades 7 to 10 THE FUNCTION GAME
GAMES FOR 2 PLAYERS
Grades 4 to 8 SCISSORS, PAPER, ROCK
Grades 5 to 9 CHANCY OPERATIONS
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Two dice are RED and one is GREEN.
Roll the dice and add up the numbers on the two RED dice and then subtract the number on the GREEN.
So if one RED is 4 and the other RED is 5 and the GREEN is 3 we should add together 4 and 5 to […]
This square is one unit and it is split into smaller parts. Label each part with the fraction it shows.
How many green rectangles make one unit?
How many small red squares make one unit?
How many small blue rectangles make one unit?
How many small pink rectangles make one unit?
Which […]
The aim of the game is to make a number as close to half a million as possible. Which of the numbers in the table is closest to half a million?
This game uses ten cards numbered 0, 1, … 9. The cards are put face down and mixed up.
Each player […]
Watch the video about the Metre Cube and Scale.
How many children can fit inside a metre cube (1 metre by 1 metre by 1 metre)? How many adults?
How many cubic centimetres (1 centimetre by 1 centimetre by 1 centimetre) can fit inside a metre cube?
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In a group of 23 people there is more than a 50% chance that two will have the same birthday? Does that surprise you?
Including February 29th how many different birthdays can there be? Start with any 3 people A, B and C. What is the probability that B has a different birthday from […]
The probability that there are two people in a group with birthdays in the same month depends on the size of the group.
What if the group has more than twelve people?
What about a group of 2 people? What is the probability they have birthdays in different months?
Both 9 and 10 can be made up in 2 different ways by adding pairs of the numbers 1, 2, … 6, that is
9 = 3 + 6 = 4 + 5
10 = 4 + 6 = 5 + 5
Explain why it is that when you throw two dice you are more […]
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