An application of a scale Student activity Play

An exam Whiteboard exercise Play

An exam Student activity Play

An example of a proof Student activity Play

An image in a mirror Student activity Play

An image in a mirror Simulation Play

An inequality in a coordinate system Animation Play

An interesting number Whiteboard exercise Play

An interesting number Student activity Play

Angle bisector Animation Play

Angle bisector Student activity Play

Angles Animation Play

Angles and parallel lines Whiteboard exercise Play

Angles on a line Whiteboard exercise Play

Angles on a line Whiteboard exercise Play

Angles on a line Student activity Play

Angles on a straight line and angles round a point Student activity Play

Anomalies in the number of sex chromosomes Illustration Play

Application of graphs Animation Play

Application of Harry's formula Whiteboard exercise Play

Application of linear regression Whiteboard exercise Play

Applying the trapezium rule for a different number of sub-intervals Whiteboard exercise Play

Approximating irrational numbers Student activity Play

Approximating square root of three Whiteboard exercise Play

Approximating square root of two Whiteboard exercise Play