Filter by: Content type: ALL Problems Articles Games Stage: All Stage 1&2 Stage 2&3 Stage 3&4 Stage 4&5 Challenge level:
1 Step, 2 Step - September 2010
Reflecting Squarely - August 2010
Peaches Today, Peaches Tomorrow - November 2010
Painted Cube - January 2011
Make 37 - March 2011
Searching For Meaning - February 2011
(W)holy Numbers - February 2010
The Deca Tree - January 2010
5 On The Clock - May 2009
Clock Face - April 2009
Legs Eleven - July 2009
Mystery Matrix - September 2009
Cubic Net - November 2009
Power Mad! - October 2009
Dicey Operations - June 2011
Temperature - August 2011
Consecutive Sums
Print out our poster version of Mystic Rose
Cuboid Challenge
M, M and M
Largest Product
In A Box
Special Numbers
Can They Be Equal
Nine Colours - May 2011
Take Three From Five - December 2011
Elevenses
American Billions - February 2009
Wag Worms - January 2009
Think of Two Numbers - October 2006
Squares in Rectangles - August 2006
Sets of Numbers - November 2006
Pick's Theorem Poster - December 2006
Consecutive Seven Poster - February 2007
Pair Products Poster - January 2007
Online - July 2006
Seven Flipped - May 2006
Keep Your Distance Poster - April 2008
Cuboids Poster - May 2007
On the Edge Poster - June 2010
Arithmagons Poster - March 2005
Decimal Time - March 2006
Harmonic Triangles - October 2005
Route to Infinity Poster - June 2007
Big Powers Poster - July 2008
Shape Times Shape - July 2008
Clocks - May 2008
Egyptian Rope - August 2008