Occurrence of carbohydrates Student activity Play

Occurrence of carbohydrates Whiteboard exercise Play

Occurrence of halogens Slideshow Play

Occurrence of nitrogen Slideshow Play

Occurrence of noble gases Student activity Play

Occurrence of noble gases Whiteboard exercise Play

Occurrence of oxides in nature Slideshow Play

Occurrence of polyatomic molecules Slideshow Play

Occurrence of salts in nature and their uses Whiteboard exercise Play

Occurrence of salts in nature and their uses Student activity Play

Occurrence of sulphur Student activity Play

Occurrence of sulphur Whiteboard exercise Play

Occurrence of the alkaline earth metals in nature Animation Play

Occurrence pattern of earthquakes Animation Play

Seismic waves Student activity Play

Seismic waves Animation Play

Submarine earthquakes Animation Play

Tectonic movements, earthquakes and volcanoes Whiteboard presentation Play

Tectonic movements, earthquakes and volcanoes Class activity Play

The frequency of the occurrence of phenotypes and genotypes Whiteboard exercise Play

The occurrence and structure of carbohydrates Slideshow Play

The occurrence of volcanoes on Earth Animation Play

The Punnett square Student activity Play

The Richter scale Simulation Play

Where do earthquakes occur? Student activity Play