A standing wave in a pipe Animation Play

A standing wave in a pipe Simulation Play

A standing wave in a pipe Whiteboard exercise Play

A standing wave in a pipe Student activity Play

Angiosperms – monocots and dicots Student activity Play

Automatism of the heart Student activity Play

Automatism of the heart Whiteboard exercise Play

Conducting system of the heart Slideshow Play

Excitability – a special feature of the neurone plasma membrane Student activity Play

Ferns; horsetails and club mosses Slideshow Play

Kirchhoff's First Law Student activity Play

Kirchhoff's First Law Whiteboard exercise Play

Leucocytes – a wide variety of cells Student activity Play

Monocots Slideshow Play

Physical effort and the heart Student activity Play

Propagation of impulses Slideshow Play

Pteridophytes Student activity Play

Stationary waves Student activity Play

Stringed instruments Student activity Play

The frequency of free oscillation Student activity Play

The frequency of oscillation of strings Slideshow Play

The heart and physical effort Slideshow Play

The oscillations of a string Whiteboard exercise Play

The oscillations of a string Animation Play

The oscillations of a string Student activity Play