Past Features

A Second Look

Age 11 to 18 Challenge Level:

Take another look at familiar situations.

Surprise!

Age 11 to 18 Challenge Level:

Curiosity is triggered when something unexpected happens

Resilience and the Growth Zone

Age 14 to 18 Challenge Level:

Advice and problems to help your students become more resilient.

I Wonder... What If...?

Age 11 to 16 Challenge Level:

Problems to provoke curiosity and questioning

Codes and Inverses

Age 11 to 18

Codebreaking as a hook to help develop mathematical skills.

Mathematical Etudes and Purposeful Practice

Age 11 to 18 Challenge Level:

Developing fluency, provoking reasoning.

Play, Persevere, Succeed

Age 11 to 16 Challenge Level:

Invite your students to be playful with this selection of numerical tasks.

Areas of Interest

Age 11 to 18 Challenge Level:

In this feature, we offer a selection of rich problems about area for use in all secondary classrooms.

Curiously Quadratic

Age 11 to 18 Challenge Level:

Who said teaching algebra had to be dull?

Featuring Our Short Problems

Age 11 to 16 Challenge Level:

Short problems ideal for revision and assessment

Hidden Treasures

Age 11 to 16 Challenge Level:

Try these treasures to celebrate NRICH's 20th birthday

Angles and Polygons

Age 11 to 16 Challenge Level:

Students can discover angle relationships

Exploring Our Number System

Age 11 to 16 Challenge Level:

Simple starting points in Number Theory

Maths for Champions

Age 11 to 16 Challenge Level:

Can you win the Maths Olympics?

Seeing Is Believing

Age 11 to 16 Challenge Level:

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

Underground Mathematics

Age 16 to 18 Challenge Level:

Check out the new Underground Maths website

Freedom and Constraints

Age 11 to 16

There's more room to manoeuvre than you might initially imagine!

Number Patterns and Infinity

Age 11 to 16

See some Number Patterns problems from Wild Maths and make your classroom more creative.

Probability - It's Deadly Serious!

Age 11 to 18 Challenge Level:

Getting probability right matters!

Teaching Probability - Episteme Resources

Age 11 to 16 Challenge Level:

Try a selection of problems from Cambridge University's epiSTEMe project

Introducing CMEP

Age 16 to 18

A selection of resources from the Cambridge Mathematics Education Project

Enriching the Secondary Curriculum

Age 11 to 16 Challenge Level:

Using NRICH tasks to enrich your students' mathematical experience

Freedom and Constraints in the Classroom

Challenge your students to push the boundaries!

Dotty Grids - an Opportunity for Classroom Exploration

Age 11 to 18 Challenge Level:

What maths can your students discover on dotty grids?

Statistical Investigations

Age 11 to 18 Challenge Level:

A chance for students to use statistical skills to answer some interesting questions.

Place Value and Powers

Age 11 to 18

These problems are designed to help students develop an appreciation for the importance of place value and powers.

Working with Directed Numbers

Age 11 to 14 Challenge Level:

These tasks will support your students' understanding of positive and negative numbers.

Great Expectations

Age 11 to 16 Challenge Level:

Learning about Probability through problem solving

Introducing Complex Numbers

Age 16 to 18 Challenge Level:

These resources are designed to introduce students to complex numbers in an exploratory way.

Working with Mental Images

Age 11 to 18 Challenge Level:

Challenge your students to develop their visualisation skills by working on these tasks

From Area Into Integration

Age 11 to 18 Challenge Level:

This collection offers resources for teaching perimeter, area, volume, and finally integration.

Teaching to Reason with Numbers

Age 11 to 18 Challenge Level:

These classroom resources aim to help students reason with numbers.

Teaching Geometrical Reasoning

Age 11 to 18

These classroom resources aim to help students think about geometrical reasoning.

Data and Statistics

Age 11 to 18 Challenge Level:

These problems are designed to help Stage 3, 4 and 5 students to handle data and work with statistics.

Exceptional Mathematics - a Research Project

Age 11 to 18 Challenge Level:

Read about Steve Hewson's research project on exceptional mathematicians.

Patterns in Number Sequences

These problems introduce number sequences and representations, and summation of series.

Developing Systematic Approaches

Age 11 to 14 Challenge Level:

Teacher resources on working systematically at secondary level