These activities are part of our Primary collections, which are problems grouped by topic.
problem
Fraction Match
Age
5 to 11
Challenge level
A task which depends on members of the group noticing the needs of others and responding.
problem
Bryony's Triangle
Age
7 to 11
Challenge level
Watch the video to see how to fold a square of paper to create a flower. What fraction of the piece of paper is the small triangle?
problem
Matching fractions
Age
7 to 11
Challenge level
Can you find different ways of showing the same fraction? Try this matching game and see.
problem
Tumbling Down
Age
7 to 11
Challenge level
Watch this animation. What do you see? Can you explain why this happens?
problem
Round the Dice Decimals 2
Age
7 to 11
Challenge level
What happens when you round these numbers to the nearest whole number?
problem
Round the Dice Decimals 1
Age
7 to 11
Challenge level
Use two dice to generate two numbers with one decimal place. What happens when you round these numbers to the nearest whole number?
problem
Greater Than or Less Than?
Age
7 to 11
Challenge level
Use the numbers and symbols to make this number sentence correct. How many different ways can you find?
problem
Matching Fractions, Decimals and Percentages
Age
7 to 14
Challenge level
Can you match pairs of fractions, decimals and percentages, and beat your previous scores?
problem
Fractional Triangles
Age
7 to 11
Challenge level
Use the lines on this figure to show how the square can be divided into 2 halves, 3 thirds, 6 sixths and 9 ninths.
problem
Fractional Wall
Age
7 to 11
Challenge level
Using the picture of the fraction wall, can you find equivalent fractions?
problem
Forgot the Numbers
Age
7 to 11
Challenge level
On my calculator I divided one whole number by another whole number and got the answer 3.125. If the numbers are both under 50, what are they?
problem
Route Product
Age
7 to 11
Challenge level
Find the product of the numbers on the routes from A to B. Which route has the smallest product? Which the largest?
problem
Orange Drink
Age
7 to 11
Challenge level
A 750 ml bottle of concentrated orange squash is enough to make fifteen 250 ml glasses of diluted orange drink. How much water is needed to make 10 litres of this drink?
problem
Doughnut percents
Age
7 to 14
Challenge level
A task involving the equivalence between fractions, percentages and decimals which depends on members of the group noticing the needs of others and responding.
problem
Chocolate
Age
7 to 14
Challenge level
There are three tables in a room with blocks of chocolate on each. Where would be the best place for each child in the class to sit if they came in one at a time?
problem
Pumpkin Pie Problem
Age
7 to 11
Challenge level
Peter wanted to make two pies for a party. His mother had a recipe for him to use. However, she always made 80 pies at a time. Did Peter have enough ingredients to make two pumpkin pies?
problem
Fractions in a Box
Age
7 to 11
Challenge level
The discs for this game are kept in a flat square box with a square hole for each. Use the information to find out how many discs of each colour there are in the box.
problem
Andy's Marbles
Age
7 to 11
Challenge level
Andy had a big bag of marbles but unfortunately the bottom of it split and all the marbles spilled out. Use the information to find out how many there were in the bag originally.