Roemer's proof Whiteboard exercise Play

Roemer's proof Student activity Play

Rotating plane-polarising light Animation Play

Rotation of the polarisation plane Student activity Play

Scaling the data Student activity Play

Scanning electron microscope Slideshow Play

Seeing Student activity Play

Seeing other bodies in space Student activity Play

Sensing the world – receptors Student activity Play

Sensory organs Whiteboard presentation Play

Sensory organs Class activity Play

Sentences about light Whiteboard exercise Play

Shadow theatre Animation Play

Shadows Student activity Play

Shooting stars Animation Play

Sight defects Student activity Play

Silver halides in photography Student activity Play

Soap bubble Animation Play

Solar energy Animation Play

Solids, liquids and gases Class activity Play

Solids, liquids and gases Whiteboard presentation Play

Sources of light Student activity Play

Sources of light Illustration Play

Spectral analysis Student activity Play

Spectroscope Animation Play