Total resistance Student activity Play

Total resistance Simulation Play

Total resistance Whiteboard exercise Play

Total resistance in a parallel circuit Whiteboard exercise Play

Total resistance in a parallel circuit Student activity Play

Transformations Whiteboard presentation Play

Transformations Class activity Play

Transformers and transmission lines Slideshow Play

Transformers and transmission lines Whiteboard exercise Play

Transformers and transmission lines Student activity Play

Trapezium Whiteboard exercise Play

Trapezium Student activity Play

Triangle Whiteboard exercise Play

Triangle Student activity Play

Two magnets Animation Play

Two mirrors Animation Play

Two parallel faces in the cuboid Whiteboard exercise Play

Two parallel symmetry lines Animation Play

Two parallel tangents to a circle Whiteboard exercise Play

Two perpendicular symmetry lines Animation Play

Two reflections in two parallel mirror lines Whiteboard exercise Play

Two reflections in two perpendicular mirror lines Whiteboard exercise Play

Various number lines Animation Play

Vector equations of lines in 2-D Class activity Play

Vector equations of lines in 2-D Whiteboard presentation Play