How snap traps work – the bladderwort Animation Play

How snap traps work – the Venus flytrap Animation Play

Identifying the chemical element present Whiteboard exercise Play

Ilya Mechnikov Slideshow Play

Importance of chemical equations in the work of a chemist Animation Play

Inertness of alkanes Student activity Play

Inhibitors – negative catalysts Animation Play

Intermolecular forces affect the physical properties of matter Student activity Play

Investigation of the effect of temperature on the rate of chemical reactions Animation Play

Ionisation enthalpy and electron affinity Student activity Play

Is it easy to distinguish between a physical change and a chemical change? Student activity Play

Isomerisation of cis-but-2-ene Animation Play

John Dalton's atomic theory Animation Play

Kinetic energy of the colliding molecules Animation Play

Le Chatelier's principle Student activity Play

Le Chatelier's principle for gas reactions Student activity Play

Least useful chemical reactions Student activity Play

Levels of organization in organisms Student activity Play

Lipid digestion Slideshow Play

Lipid digestion Student activity Play

Liver and pancreas Animation Play

Major sources of energy Slideshow Play

Measuring the volume of gas evolved Animation Play

Mechanical digestion Animation Play

Mechanical digestion Whiteboard exercise Play