What's new?

Feb 2010 - new video - *Equations of parallel and perpendicular lines 1
Feb 2010 - new video - *Equations of parallel and perpendicular lines 2
Jan 2010 - new video - *Changing the subject when it appears twice
Jan 2010 - new video - *Upper and lower bounds 2 - calculations
Jan 2010 - new page - Videos for iPods
Jan 2010 - new page - Videos for iPhones
Jan 2010 - updated applet - Enlargements
Dec 2009 - reissued puzzle - Christmas Hidden Words Puzzle 1
Dec 2009 - reissued puzzle - Christmas Hidden Words Puzzle 2
Sept 2009 - a new video - *Planarity proofs
Sept 2009 - a new video - *Tree diagrams 2 - dependent events
Sept 2009 - a new video - *Direct and inverse proportionality
Sept 2009 - a new video - *Lengths and angles inside cuboids
April 2009 - a new area - Revision for OCR A Levels
April 2009 - a new area - Revision for OCR Modular GCSE
Mar 2009 - a new video - Simplifying Algebraic Fractions 2
Mar 2009 - a new video - *Algebraic Fractions 3 - Equations
Mar 2009 - a new video - *Simultaneous Equations with Quadratic Terms 1
Mar 2009 - a new video - Simultaneous Equations with Quadratic Terms 2
Feb 2009 - a new applet - 2-variable linear programming
Feb 2009 - an improved applet - Simple trigonometric equations
Jan 2009 - a new links page - Schools, colleges and universities
Jan 2009 - a new video - *Planar graphs and Euler's relationship
Jan 2009 - a new video - Algebraic long division 1