The mode in a grouped variable Student activity Play

The process of mitosis – cytokinesis Student activity Play

The signs of the trigonometric functions Student activity Play

The signs of trigonometric functions Whiteboard exercise Play

The signs of trigonometric functions – clockwise turn Whiteboard exercise Play

The simplest quadratic inequalities Student activity Play

The simplest quadratic inequalities Whiteboard exercise Play

The sine and coordinates of the points Animation Play

The sine of an arbitrary angle Student activity Play

The time interval between two cars Whiteboard exercise Play

The trapezium rule Animation Play

The trapezium rule Student activity Play

Three simultaneous inequalities Animation Play

Trigonometric functions of the general angle Student activity Play

Using a bisection method Student activity Play

Using a bisection method Whiteboard exercise Play

Using rectangles to approximate area Whiteboard exercise Play

Using the trapezium rule Whiteboard exercise Play

Variance for grouped data Student activity Play

Velocity–time graph Student activity Play

What happens when white light passes through a prism? Animation Play

What is light? Student activity Play

When is there a solution? Student activity Play

When is there a solution? Whiteboard exercise Play

Zeros of a function Whiteboard presentation Play