The running truck Whiteboard exercise Play

The same distance Student activity Play

The shaded triangle Whiteboard exercise Play

The shapes Animation Play

The shortest possible perimeter Animation Play

The surface area of a prism Student activity Play

The surface area of a right prism Whiteboard exercise Play

The tennis court Whiteboard exercise Play

The tower and the castle Student activity Play

The trapezium rule Student activity Play

The trapezium rule Student activity Play

The trapezium rule Animation Play

Three rectangles and their areas Whiteboard exercise Play

Three rectangles and their perimeters Whiteboard exercise Play

Traces of 3-D shapes Animation Play

Traces of 3-D shapes Student activity Play

Transform a triangle into a rectangle Simulation Play

Transform a triangle into a rectangle Student activity Play

Transformation of a triangle Animation Play

Two more quadrilaterals Student activity Play

Two rectangles and their areas Whiteboard exercise Play

Two rectangles and their perimeters Whiteboard exercise Play

Tying the box Whiteboard exercise Play

Using rectangles to approximate area Whiteboard exercise Play

Visualisation of squaring a binomial difference Animation Play