Determining the number of bacteria in a sample Animation Play

Determining the water content of a sample of soil Animation Play

Dividing quantities in a given ratio Student activity Play

Dividing quantities in a given ratio Whiteboard exercise Play

Empirical formulae and molecular formulae of compounds Student activity Play

Examples of populations and samples Animation Play

Expectation (population mean) Student activity Play

Finding a simple random sample Animation Play

First-order reactions Student activity Play

Gases: handling and laboratory tests Whiteboard presentation Play

Gases: handling and laboratory tests Class activity Play

Genetic fingerprinting Student activity Play

Genetic fingerprints in crime detection Whiteboard exercise Play

Handling liquids Class activity Play

Handling liquids Whiteboard presentation Play

Handling solids. Heating Whiteboard presentation Play

Handling solids. Heating Class activity Play

Identification of silver halides Student activity Play

Identification of silver halides Animation Play

Injection and vaporisation of the sample Animation Play

Interesting fact Animation Play

Is this battery acid any good? Animation Play

ITC and data handling Whiteboard presentation Play

ITC and data handling Class activity Play

Light microscopy – preparing a slide Student activity Play