The origin and registration of seismic waves Whiteboard exercise Play

The ratios of more than two quantities Student activity Play

The reasons for using circles Animation Play

The result of addition and subtraction of rational numbers Animation Play

The simplest quadratic functions Animation Play

The structure of a lens Animation Play

The structure of a lens Student activity Play

Transformation of graphs Class activity Play

Transformation of graphs Whiteboard presentation Play

Transformations Student activity Play

Transformations of graphs (1) Class activity Play

Transformations of graphs (1) Whiteboard presentation Play

Transformations of graphs (2) Class activity Play

Transformations of graphs (2) Whiteboard presentation Play

Transforming functions Animation Play

Transforming sine- and cosine-like functions Student activity Play

Translation of the quadratic function along the x-axis Simulation Play

Velocity vector in horizontal projectile motion Whiteboard exercise Play

Velocity vector in horizontal projectile motion Student activity Play

Velocity vector in projectile motion at an angle Student activity Play

Velocity vector in projectile motion at an angle Simulation Play

Vertical and horizontal box plots Animation Play

Vertical and supplementary angles Animation Play

Vertical and supplementary angles in a triangle Simulation Play

Vertical angles Whiteboard exercise Play