Amino acid at various pH values Slideshow Play

Amino acid with additional carboxyl and amino groups in a side chain Animation Play

Amino acids with non-ionisable groups in a side chain Animation Play

Ammonia Student activity Play

Ammonia water Animation Play

An application of a proportion Student activity Play

An application of a proportion Whiteboard exercise Play

An application of a scale Student activity Play

An application of a scale Whiteboard exercise Play

An ear for music and absolute pitch Simulation Play

An ear for music and absolute pitch Student activity Play

An enlargement Simulation Play

Applications of pH measurement Whiteboard exercise Play

Applications of pH measurement Student activity Play

Applying a scale Simulation Play

Are two polygons similar? Animation Play

Area under enlargement – a heptagon Whiteboard exercise Play

Areas of images of figures under enlargement Whiteboard exercise Play

Areas of images of figures under enlargement Student activity Play

Areas of similar figures Student activity Play

Bacterial growth Class activity Play

Bacterial growth Whiteboard presentation Play

Base dissociation constant Kb (1) Student activity Play

Bimetals Slideshow Play

Bohr effect Student activity Play