How do plants use food? Simulation Play

How do tiny marine plants influence the climate on the Earth? Animation Play

How does an electric current decompose water? Student activity Play

How does glucose form in plants? Animation Play

How esters are formed? Animation Play

How excretion occurs Animation Play

How habitats vary Student activity Play

How humans depend on the natural environment Student activity Play

How is the greenhouse effect brought about? Animation Play

How metals react with oxygen Student activity Play

How metals react with water Student activity Play

How to calculate the pH of strong base solutions? Animation Play

How to handle gases in a chemistry laboratory Student activity Play

How to write the numbers of molecules and numbers of atoms in a molecule Student activity Play

Human dependency on the natural environment Slideshow Play

Hydrogen atoms on oxygen or nitrogen are usually not coupled to their neighbours Animation Play

Hydrogen bonding Student activity Play

Hydrogen bonding and boiling points Student activity Play

Hydrogen bonds in ammonia and water molecules Animation Play

Hydrogenation of benzene Student activity Play

Hydrogenation of benzene Whiteboard exercise Play

Hydroxide anion Animation Play

Identifying oxidation–reduction reactions Student activity Play

Industrial synthesis of ethanol Simulation Play

Influence of physical effort on the human body Animation Play