A block on a disc Whiteboard exercise Play

A disc and a weight Animation Play

A disc containing n lattice points Animation Play

A disc in the coordinate system Animation Play

A rod cell's signal-transduction pathway Slideshow Play

A story of three goats Student activity Play

Applications of aldehydes and ketones Student activity Play

Applications of aldehydes and ketones Animation Play

Circles and discs Slideshow Play

Circles and discs Student activity Play

Compact disc Slideshow Play

Coordinate geometry of a circle Whiteboard presentation Play

Coordinate geometry of a circle Class activity Play

Discs in the coordinate system Student activity Play

Erythrocytes – red discs Whiteboard exercise Play

Erythrocytes – red discs Whiteboard exercise Play

Finding the number of common points of the coordinate axes and the disc Whiteboard exercise Play

Flagellated parasites Student activity Play

Goats Whiteboard exercise Play

Infections caused by Giardia lamblia Slideshow Play

Lattice points on a disc Student activity Play

Lattice points on a disc Simulation Play

Light absorption by rhodopsin – the formation of a nerve impulse Student activity Play

Mirror symmetry Animation Play

Playing with a mirror Student activity Play