The properties of oxides of alkaline earth metals Animation Play

The reflection of sound waves Animation Play

The reflection of sound waves Student activity Play

The small intestine – further digestion and absorption of carbohydrates; proteins and fats Student activity Play

The stomach Student activity Play

The stomach Simulation Play

The stomach Student activity Play

The stomach Whiteboard exercise Play

The stomach – further mechanical breakdown and digestion of proteins Student activity Play

The stomach – further mechanical  breakdown of food and the digestion of proteins Whiteboard exercise Play

The structure of the intestinal wall Whiteboard exercise Play

The structure of the intestinal wall Student activity Play

The structure of the wall of the alimentary canal Student activity Play

The structure of the wall of the alimentary canal Whiteboard exercise Play

The structure of the wall of the oesophagus and stomach Student activity Play

The structure of the wall of the oesophagus and stomach Illustration Play

The structure of xylem and vascular bundles Student activity Play

Treatment of acid soils Student activity Play

Villi in the wall of the small intestine Illustration Play

Weather forecasting Student activity Play

Xylem structure Slideshow Play