Extraction of metals Student activity Play

Extraction of metals. Part I Whiteboard presentation Play

Extraction of metals. Part I Class activity Play

Extraction of metals. Part II Whiteboard presentation Play

Extraction of metals. Part II Class activity Play

Extraction of titanium Animation Play

Extraction of titanium Student activity Play

Extraction of titanium Glossary Play

Eye’s optics Slideshow Play

Factors affecting enthalpy of hydration Animation Play

Factors affecting metal prices Animation Play

Factors affecting photosynthesis Student activity Play

Factors affecting photosynthesis Class activity Play

Factors affecting photosynthesis Whiteboard exercise Play

Factors affecting photosynthesis Student activity Play

Factors affecting the absorption of light Animation Play

Factors affecting the pH of a metal salt solution Animation Play

Facts about waste production Slideshow Play

Features of receptors Slideshow Play

Fermat's Principle Student activity Play

Fermat's Principle Simulation Play

Fermat's Principle Simulation Play

Fermat's principle Student activity Play

Fermat's Principle Whiteboard exercise Play

Fermat's Principle and the law of reflection of light Animation Play