Finding the median Whiteboard exercise Play

Food chains in nature Slideshow Play

Formation of sodium chloride at the ionic level Animation Play

Free-body diagram Animation Play

Functions of the pancreas Animation Play

Grouping of species into larger units Student activity Play

High level of glucose Animation Play

Homeostatic regulation of blood glucose level Whiteboard exercise Play

Homeostatic regulation of blood glucose level Student activity Play

Hot-air balloons Animation Play

How far is the horizon? Student activity Play

How the Moon affects the ocean’s water level Whiteboard exercise Play

How the Moon affects the ocean’s water level Student activity Play

Hydrogen spectral series Illustration Play

Insulin and glucagon affect glucose metabolism Simulation Play

Internal structure of a root Simulation Play

Level of sugar in the blood Whiteboard exercise Play

Levels of cell organization in the organism Slideshow Play

Localisation of the median Student activity Play

Low level of glucose Animation Play

Lowering of blood glucose level after a meal Animation Play

Maintenance of a constant blood glucose level – role of the liver Student activity Play

Maintenance of a constant blood glucose level – role of the liver Simulation Play

Mechanical waves Animation Play

Mechanical waves Student activity Play