Reactions involving phase changes Animation Play

Reading from graphs Student activity Play

Reading from graphs Whiteboard exercise Play

Recent changes in the Earth's temperature Slideshow Play

Recognising reducing agents Student activity Play

Recognising reducing agents Simulation Play

Recombination in bacteria Animation Play

Refraction of light Student activity Play

Repeated percentage change Class activity Play

Repeated percentage change Whiteboard presentation Play

Reversing the percentage change Whiteboard exercise Play

Reversing the percentage change Student activity Play

Rutherford's experiment Animation Play

Slope of a line Student activity Play

Solid-liquid phase change Whiteboard exercise Play

Solid-liquid phase change Student activity Play

Solubility Animation Play

Solving problems involving percentages Whiteboard presentation Play

Solving problems involving percentages Class activity Play

Something to eat and drink in the Internet Café Whiteboard exercise Play

Something to eat and drink in the Internet Café Student activity Play

Spontaneity of the process Whiteboard exercise Play

Spontaneous and induced point mutations Animation Play

Spontaneous and stimulated emission Student activity Play

Spontaneous and stimulated emission Whiteboard exercise Play