Necessity of assumptions Student activity Play

Negative and positive numbers Whiteboard exercise Play

Negative or positive? Simulation Play

Negative or positive? Student activity Play

nth roots Student activity Play

Odds against the event Whiteboard exercise Play

Permanent dipoles Student activity Play

Permanent dipole–dipole moment Animation Play

Permanent dipole–permanent dipole forces Student activity Play

Permanent dipole–permanent dipole interaction in liquids and gases Animation Play

Photons Animation Play

Place value Class activity Play

Place value Whiteboard presentation Play

Plasma: the fourth state of matter Student activity Play

Plum-pudding model of atom Animation Play

Polarised covalent bond in hydrogen chloride Animation Play

Population variance Student activity Play

Positive and negative aspects of sports training Student activity Play

Positive and negative aspects of sports training Whiteboard exercise Play

Positive and negative electricity Whiteboard exercise Play

Positive and negative electricity Student activity Play

Positive and negative momentum Animation Play

Positive aspect of physical effort on human health Slideshow Play

Positive effects of mutations in somatic cells Slideshow Play

Positive effects of weeds Illustration Play