The vertex of a parabola Student activity Play

The vocabulary of probability Class activity Play

The vocabulary of probability Whiteboard presentation Play

Torus Animation Play

Total internal reflection Student activity Play

Transformations Class activity Play

Transformations Whiteboard presentation Play

Transforming the vector equation of a line Animation Play

Translation, rotation and reflection Whiteboard exercise Play

Transmitter aerials Slideshow Play

Trapezium Whiteboard exercise Play

Trapezium Student activity Play

Triangle Student activity Play

Triangle tricks Animation Play

Triangles symmetrical with respect to a line Whiteboard exercise Play

Two circles and a line Whiteboard exercise Play

Two circles and a line Student activity Play

Two containers Whiteboard exercise Play

Two inequalities in a coordinate system Animation Play

Two more quadrilaterals Student activity Play

Two perpendicular symmetry lines Animation Play

Unit vectors in a vector equation of a line Animation Play

Using a ruler and a compass Animation Play

Using ITC for comparing data Whiteboard presentation Play

Using ITC for comparing data Class activity Play