<p>Cut iceberg lettuce oxidises and this causes a pink discolouration of the leaf.
An introduction to the extraction, purification and recycling of copper.
Support pupils to explore uses of copper in the home interactively. Copper is essential to modern living.
This resource looks at the processes involved in modern bronze sculpture for thousands of years.
Activation energies form an energy barrier to a chemical reaction taking place. Simple collision theory, i.e.
IChemE have produced downloadable classroom resources suitable for students aged 14-19.
Classroom activities and resources for students aged 11-19 years with film clips, online games and quizzes.
IET offers a range of free secondary curriculum support posters, related to various aspects of electricity and power.
Working with the world's very best wildlife environmental filmmakers, photographers, conservationists and scientists, ARKive is creating the u