Ethanol as a stimulant Student activity Play

Eutrophication of natural waters Slideshow Play

Eutrophication of water Student activity Play

Evaporation of liquids Student activity Play

Evaporation of liquids Whiteboard exercise Play

Events causing changes in the concentration of oxygen in the Earth's atmosphere Whiteboard exercise Play

Factors affecting reaction rate Animation Play

Factors affecting reaction rate Whiteboard presentation Play

Factors affecting reaction rate Class activity Play

Factors affecting the absorption of light Animation Play

Factors affecting the chemical equilibrium Whiteboard presentation Play

Factors affecting the chemical equilibrium Class activity Play

Factors affecting the rate of enzyme-catalysed reactions Student activity Play

Finding the concentration of a solution by titration Whiteboard exercise Play

Finding the concentration of a solution by titration Student activity Play

Finding the concentration of base from an acid-base titration Animation Play

First-order reaction Animation Play

First-order reactions Student activity Play

First-order reactions – logarithmic method Whiteboard exercise Play

First-order reactions – logarithmic method Student activity Play

Formation constant of a metal complex Student activity Play

Formation constant of a metal complex Whiteboard exercise Play

Formation of stalagmites and stalactites Animation Play

Gas exchange in the lungs Student activity Play

Global warming Student activity Play