Past Monthly Themed Issues

Each month's content on the NRICH website used to be based upon a mathematical theme. Here is a list of previous themes.

September 2012

Welcome to the new site
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

July 2012

Random Spectacular!
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

June 2012

Sport
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

May 2012

Representations and models
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

March 2012

Generic examples
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

February 2012

Codes and Ciphers
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

January 2012

Maths and the Olympics
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

November 2011

Analysing Alternative Approaches
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

October 2011

The art of statistics
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

September 2011

Great problems for new classes
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

July 2011

Open-ended, release from curriculum
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

June 2011

Mathematics in Sport
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

May 2011

Mathematics in Science and Technology
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

March 2011

Actions on objects
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

February 2011

Thinking about solutions and solution methods
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

January 2011

Farewell to Jenny Piggott
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

November 2010

How likely?
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

October 2010

Patterns that lead to algebra and proof
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

September 2010

Great Problems for New Classes
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

July 2010

Modelling Scientific Exploration and Discovery
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

June 2010

Mathematics and Art
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

May 2010

Complex Instruction and Group-worthy tasks
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

March 2010

NRICH Projects: Number Rules, Functions and Graphs
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

February 2010

Collaborative Mathematics
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

January 2010

No theme
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

November 2009

No theme
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

October 2009

Visualising
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

September 2009

Communicating and reflecting
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

July 2009

Interpreting and evaluating
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

June 2009

Analysing
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

May 2009

Representing
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

March 2009

Visualising
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

February 2009

Communicating and Reflecting
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

January 2009

Interpreting and Evaluating
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

November 2008

Analysing
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

October 2008

Representation
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

September 2008

Problem Solving
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

July 2008

Making and Testing Hypotheses
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

June 2008

Randomness
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

May 2008

Time and Measurement
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

March 2008

Logic and Algorithms
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

February 2008

Experiment-conjecture-prove
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

January 2008

Negative Numbers
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

November 2007

Mathematical Modelling
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

October 2007

Visualising
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

September 2007

Number
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

July 2007

Equations
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

June 2007

Angles, Triangles and Trigonometry
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

March 2007

Number
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

February 2007

Complex Numbers and Transformation Geometry
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

January 2007

10 year retrospective
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

November 2006

Mathematics and Music
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

October 2006

Geometry and Algebra
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

September 2006

Inspirations from Easter Conferences
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

July 2006

Area
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

June 2006

Statistics
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

May 2006

Shape
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

March 2006

Distance, Time, Velocity and Rates of Change
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

February 2006

Ratio and Proportion
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

January 2006

Mechanics
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

November 2005

Probability
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

October 2005

Number Operations
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

September 2005

Construction
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

July 2005

Angles
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

June 2005

Proof
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

May 2005

Number and Functions
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

March 2005

Sets and Groups
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

February 2005

Coordinates
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

January 2005

Optimising
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

November 2004

Fractions, Decimals, Percentages and Ratio
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

October 2004

Measurement and Trigonometry
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

September 2004

Picturing Mathematics and Graph Sketching
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

July 2004

Routes and Networks
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

June 2004

3D Geometry, Shape and Space
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

May 2004

Generalising
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

March 2004

Codes and Hidden Meaning
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

February 2004

Circles and Circle Theorems
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

January 2004

Algebra
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

November 2003

Clock Arithmetic and Number Theory
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

October 2003

Thinking Systematically
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

September 2003

Small and Beautiful
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

July/August 2003

Transformations (Only Stage 1&2 themed)
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

June 2003

Graphs & Data Handling (Only Stage 1&2 themed)
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

May 2003

Logic (Only Stage 1&2 themed)
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

March/April 2003

Sequences and Time (Only Stage 1&2 themed)
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

February 2003

3D (Only Stage 1&2 themed)
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

January 2003

Primes and Squares (Only Stage 1&2 themed)
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

November/December 2002

Squares and Cubes (Only Stage 1&2 themed)
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

October 2002

Factors and Multiples (Only Stage 1&2 themed)
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

September 2002

Place Value (Only Stage 1&2 themed)
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

July/August 2002

Logic (Only Stage 1&2 themed)
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

June 2002

Money and Percentages (Only Stage 1&2 themed)
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

May 2002

Coordinates (Only Stage 1&2 themed)
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

March/April 2002

Fractions (Only Stage 1&2 themed)
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

February 2002

Routes and Pathways (Only Stage 1&2 themed)
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

January 2002

Tessellation (Only Stage 1&2 themed)
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5

November 2001

Measuring (Only Stage 1&2 themed)
Stage 1&2 | Stage 2&3 | Stage 3&4 | Stage 5