Seeing colours Slideshow Play

Sensation; perception and activation thresholds Student activity Play

Sensation; perception and activation thresholds Slideshow Play

Soap bubble Animation Play

Sound Whiteboard presentation Play

Sound Class activity Play

Sound travel in gases and vacuum Simulation Play

Spectral classes Chart Play

Spontaneous and stimulated emission Student activity Play

Statements about dispersion of light Whiteboard exercise Play

Stellar radiation Simulation Play

Stellar radiation Student activity Play

Stellar radiation Animation Play

Structure of halogen molecules Student activity Play

Sun Animation Play

The angles in a parallelogram and a trapezium Animation Play

The colour of objects Animation Play

The colour of the ball chosen by Yoko Whiteboard exercise Play

The colour of the laser beam Whiteboard exercise Play

The defects of lenses Student activity Play

The defects of lenses Whiteboard exercise Play

The double helix of DNA Whiteboard exercise Play

The double helix of DNA Student activity Play

The effect of food on the colour of fatty tissue in rabbits Animation Play

The electromagnetic spectrum Student activity Play