article
Five Steps to Effective Collaboration
This article explores how collaborative problem solving can have a huge impact on children's mathematical learning.
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problem
2 out of 3
Favourite
The Tall Tower
5 to 7
2 out of 3
As you come down the ladders of the Tall Tower you collect useful spells. How many can you collect?
problem
1 out of 3
Favourite
Butterfly Flowers
5 to 7
1 out of 3
Which two butterfly numbers add to make the flower number of 15? What about 16?
article
The Problem-Solving Classroom
This article for teachers outlines issues to consider when developing an environment in which problem solving can thrive and links to a range of related NRICH tasks.
problem
3 out of 3
It's Times Again
7 to 14
3 out of 3
Which way of flipping over and/or turning this grid will give you the highest total? You'll need to imagine where the numbers will go in this tricky task!
problem
1 out of 3
Circular Area
7 to 11
1 out of 3
How could you find out the area of a circle? Take a look at these ways.
problem
3 out of 3
Make Those Bracelets
7 to 11
3 out of 3
Find all the ways of arranging the beads on this bracelet using just two colours.
problem
3 out of 3
Clear as Crystal
16 to 18
3 out of 3
Unearth the beautiful mathematics of symmetry whilst investigating
the properties of crystal lattices
problem
1 out of 3
Five More Coins
7 to 11
1 out of 3
Could Ben have any amount of money between 5p and £2 in his pocket if he has five coins?