Filter by: Content type: ALL Problems Articles Games Stage: All Stage 1&2 Stage 2&3 Stage 3&4 Stage 4&5 Challenge level:

Take Three From Five - December 2011

Temperature - August 2011

Nine Colours - May 2011

Elevenses

How Old am I?

Dicey Operations - June 2011

Make 37 - March 2011

1 Step, 2 Step - September 2010

Peaches Today, Peaches Tomorrow - November 2010

Painted Cube - January 2011

Searching For Meaning - February 2011

Can They Be Equal

M, M and M

Curvy Areas

Chances Are

In A Box

Largest Product

Cuboid Challenge

Compare Areas

Special Numbers

Which is bigger?

Print out our poster version of Mystic Rose

Consecutive Sums

Reflecting Squarely - August 2010

Efficient Cutting - April 2010

Think of Two Numbers - October 2006

Squares in Rectangles - August 2006

Pick's Theorem Poster - December 2006

Pair Products Poster - January 2007

Consecutive Seven Poster - February 2007

Online - July 2006

Harmonic Triangles - October 2005

Cuboids Poster - May 2007

Keep Your Distance Poster - April 2008

On the Edge Poster - June 2010

Arithmagons Poster - March 2005

Route to Infinity Poster - June 2007

Big Powers Poster - July 2008

Legs Eleven - July 2009

American Billions - February 2009

Spotting The Loophole - August 2009

Power Mad! - October 2009

Cubic Net - November 2009

Three Fruits - November 2008

Circle Packing - October 2008

Hex Poster - August 2007

Marbles in a Box - November 2007

Coins - February 2008

Counting fish - June 2008