Past Features

Playful Puzzling

Stage: 3 and 4 Challenge Level:

We hope you enjoy being mathematically playful with these puzzling problems.

Area Intrigue

Stage: 3 and 4 Challenge Level:

These problems invite you to think about area in unusual ways.

Factorise This!

Stage: 3 and 4 Challenge Level:

Explore quadratics and the power of factorisation

Short Problem Showcase

Stage: 3 and 4 Challenge Level:

Test yourself with these short challenges

Hidden Treasures

Stage: 3 and 4 Challenge Level:

Try these treasures to celebrate NRICH's birthday!

Angles and Polygons

Stage: 3 and 4 Challenge Level:

Discover some angle relationships

Maths for Champions

Stage: 3 and 4 Challenge Level:

Can you win the Maths Olympics?

Exploring Our Number System

Stage: 3 and 4 Challenge Level:

Simple starting points in Number Theory

Seeing Is Believing

Stage: 3 and 4 Challenge Level:

Some mathematical results can be proved beautifully with just a simple diagram...

Number Patterns and Infinity

Stage: 3 and 4

Can you reach for the stars and make sense of infinity?

Freedom and Constraints

Stage: 3 and 4

Probability and Evidence

Stage: 3 and 4 Challenge Level:

These resources explore probability in medicine and the law.

Should I Risk It?

Stage: 3 and 4 Challenge Level:

Explore how to use statistics and probability to make informed decisions

Number Teasers

Stage: 3 and 4 Challenge Level:

Some tricky number teasers for you to puzzle over

Playing with Polygons

Stage: 3 and 4 Challenge Level:

Be playful with polygons. What patterns can you find?

Sequence Surprises

Stage: 3 and 4 Challenge Level:

Be surprised by some familiar sequences.

All about Averages

Stage: 3 and 4

How well do you really understand mean, median and mode?

Surprised by Shapes

Stage: 3 and 4 Challenge Level:

Explore some shape problems and make some discoveries!

Addicted to Addition

Stage: 3 and 4 Challenge Level:

Who would have thought that addition could be so intriguing?

Freedom and Constraints

Stage: 3 and 4

There's more room to manoeuvre than you might think!

Exploring Mathematics on Dotty Grids

Stage: 3 and 4

I wonder what maths we can do on dotty paper...

Let's Use Statistics

Stage: 3 and 4

Use your statistical skills to answer some interesting questions.

How Numbers Behave

Stage: 3

By exploring these problems you'll gain a greater appreciation of the importance of place value.

Positives and Negatives

Stage: 3 Challenge Level:

Learn all about positive and negative numbers!

Seeing Mathematically

Stage: 3 Challenge Level:

Creating mental images is a powerful way to solve maths problems.

All about Area and Perimeter

Stage: 3 Challenge Level:

Working on these problems will offer you insights into how areas and perimeters are related.

Why Work Systematically?

Stage: 3 Challenge Level:

Systematic approaches will offer the most efficient routes to the solutions of these tasks.

Reasoning with Data

Stage: 3 and 4 Challenge Level:

These resources are designed to get you thinking about data handling.

Reasoning with Numbers

Stage: 3 and 4 Challenge Level:

These resources are designed to get you thinking about reasoning with numbers.

Reasoning Geometrically

Stage: 3 and 4 Challenge Level:

These resources are designed to get you thinking about geometrical reasoning.

Patterns in Number Sequences

Stage: 3 and 4 Challenge Level:

These resources are designed to get you thinking about number sequences and patterns.