Enlargement Student activity Play

Enlargement Whiteboard exercise Play

Enlargement of the shapes Simulation Play

Enlargement – the basic property Student activity Play

Enlargements in the coordinate system Student activity Play

Enlargements in the coordinate system Whiteboard exercise Play

Enlarging the right-angled triangle Simulation Play

Enlarging the right-angled triangle – the basic property Simulation Play

Enlarging the square Simulation Play

Enlarging the square – the basic property Simulation Play

Environmental variation of the arrowhead Animation Play

Equation of any circle Simulation Play

Exercises about the equation of the circle with centre at an arbitrary point Student activity Play

Factors affecting dispersion forces Student activity Play

Factors affecting particles Student activity Play

Factors affecting particles Animation Play

Finding the centre, the radius and the equation of a circle Student activity Play

First steps in microbiology Student activity Play

Fitting a curve to data – arbitrary transformations Student activity Play

Fixed-end reflection Simulation Play

Fixed-end reflection Student activity Play

Focal length and the shape of a lens Student activity Play

Focal length and the shape of a lens Simulation Play

Focal length and the shape of a lens Whiteboard exercise Play

Focusing of rays Student activity Play