article
Positive About Negative Numbers
In this article for teachers, Liz Woodham describes resources on NRICH that can help primary-aged children get to grips with negative numbers.
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Creative Approaches to Mathematics Across the Curriculum
Suggestions for teachers about exploring maths in different
contexts: art, history and so on
problem
Cuboid-In-A-Box
7 to 11
What is the smallest cuboid that you can put in this box so that
you cannot fit another that's the same into it?
problem
Hallway Borders
11 to 14
What are the possible dimensions of a rectangular hallway if the number of tiles around the perimeter is exactly half the total number of tiles?
problem
Favourite
Sitting Round the Party Tables
5 to 11
Sweets are given out to party-goers in a particular way. Investigate the total number of sweets received by people sitting in different positions.
problem
Sending and Receiving Cards
7 to 11
This challenge asks you to investigate the total number of cards that would be sent if four children send one to all three others. How many would be sent if there were five children? Six?
problem
Platonic Planet
14 to 16
Glarsynost lives on a planet whose shape is that of a perfect
regular dodecahedron. Can you describe the shortest journey she can
make to ensure that she will see every part of the planet?
problem
Sending Cards
7 to 11
This challenge asks you to investigate the total number of cards that would be sent if four children send one to all three others. How many would be sent if there were five children? Six?
problem
Favourite
This Pied Piper of Hamelin
7 to 11
Investigate the different numbers of people and rats there could have been if you know how many legs there are altogether!