Concentration (molarity) Student activity Play

Crystallisation and chromatography Student activity Play

Culturing bacteria Student activity Play

Decomposition of a simple rational expression Animation Play

Defining half-planes – a simple case Student activity Play

Determination of enthalpy change in combustion reactions (2) Student activity Play

Differentiation of simple functions Whiteboard presentation Play

Differentiation of simple functions Class activity Play

Drawing simple shapes using ITC Whiteboard presentation Play

Drawing simple shapes using ITC Class activity Play

Effect of concentration on reaction equilibrium Student activity Play

Efficiency Class activity Play

Efficiency Whiteboard presentation Play

Electrical conductivity of aqueous solutions Student activity Play

Electrical conductivity of aqueous solutions Simulation Play

Electrolytes Student activity Play

Energy as an essential factor in muscle contraction Student activity Play

Energy in milk Whiteboard exercise Play

Energy necessary for muscles to work Animation Play

Enzymes Student activity Play

Enzymes – simple proteins; complex proteins and ribozymes Slideshow Play

Example of simple molecular solid: carbon dioxide Simulation Play

Examples of solutions Illustration Play

Excretion Student activity Play

Fats and sugars Class activity Play