article
From Objects and Images to Mathematical Ideas
This article looks at how images, concrete apparatus and representations can help students develop deeper understandings of abstract mathematical ideas.
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article
How Can I Support the Development of Early Number Sense and Place Value?
This article for primary teachers expands on the key ideas which underpin early number sense and place value, and suggests activities to support learners as they get to grips with these ideas.
problem
1 out of 3
Favourite
All Change
5 to 7
1 out of 3
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?
problem
2 out of 3
Favourite
Marbles in a Box
11 to 16
2 out of 3
How many winning lines can you make in a three-dimensional version of noughts and crosses?
problem
Approaching Midnight: Start Time
Bernard played Approaching Midnight and wondered whether the start time affects who wins.
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Number Sense Series: Developing Early Number Sense
This article for teachers suggests teaching strategies and
resources that can help to develop children's number sense.
problem
1 out of 3
Favourite
The Add and Take-Away Path
5 to 7
1 out of 3
Two children made up a game as they walked along the garden paths. Can you find out their scores? Can you find some paths of your own?
problem
2 out of 3
Balancing 2
11 to 14
2 out of 3
Meg and Mo still need to hang their marbles so that they balance, but this time the constraints are different. Can you find out what they need to do?
problem
2 out of 3
Favourite
Olympic Rings
5 to 7
2 out of 3
Can you design your own version of the Olympic rings, using interlocking squares instead of circles?
problem
1 out of 3
Favourite
National Flags
7 to 11
1 out of 3
This problem explores the shapes and symmetries in some national flags.