Quadratic inequalities Whiteboard presentation Play

Quadratic inequalities Class activity Play

Quartet and other multiplets: 'n + 1' rule Animation Play

Radiation of solids Student activity Play

Radiation of solids Whiteboard exercise Play

Radiation of the stars Simulation Play

Radiation of the stars Whiteboard exercise Play

Radiation of the stars Student activity Play

Radio waves and microwaves Student activity Play

Rate of change on the straight line Student activity Play

Rate of change on the straight line Whiteboard exercise Play

Rational numbers are dense on the number line Student activity Play

Rational numbers on the number line Animation Play

Rational numbers on the number line – proof of existence Animation Play

Reach the star Game Play

Reading graphs of linear functions Class activity Play

Reading graphs of linear functions Whiteboard presentation Play

Reasoning with angles Whiteboard exercise Play

Recalling trigonometric facts Whiteboard exercise Play

Recalling trigonometric facts Student activity Play

Recording a proton NMR spectrum Student activity Play

Recording an infra-red spectrum Whiteboard exercise Play

Recording an infra-red spectrum Student activity Play

Recording proton NMR spectrum Whiteboard exercise Play

Recording proton NMR spectrum of propanone Animation Play