Past Features

Past Monthly Issues

Sequences and Series

Challenge Level: Challenge Level:1

Sequences are everywhere in mathematics! In these problems you can explore some sequences, learn how to represent them, and how to calculate sums of series.

Making Sense of Statistics

Stage: 4 and 5 Challenge Level: Challenge Level:1

This collection of problems has been put together to help you to explore and understand important ideas in statistics.

The Value of Working Systematically

Stage: 4 and 5

These problems are best solved using systematic approaches.

Integration as Area

Stage: 5 Challenge Level: Challenge Level:1

These problems invite you to explore integration as area, and use area integrals to solve problems.

Visualising and Representing Complex Numbers

Stage: 5 Challenge Level: Challenge Level:1

The NRICH Project aims to enrich the mathematical experiences of all learners. To support this aim, members of the NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to embed rich mathematical tasks into everyday classroom practice. More information on many of our other activities can be found here.
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NRICH is part of the family of activities in the Millennium Mathematics Project.