Number of roots for a negative discriminant Animation Play

Number patterns Student activity Play

On a trip Whiteboard exercise Play

Operations on integers Student activity Play

Order of integers Student activity Play

Order of integers Whiteboard exercise Play

Oxidation states of halogens Animation Play

Oxidation states of the p-block elements in their commonest chemical compounds Student activity 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

Photography Animation Play

Picking fruits Student activity Play

Picking raspberries Animation Play

Picking strawberries Whiteboard exercise Play

Place value Whiteboard presentation Play

Place value Class activity Play

Place value beyond the decimal point Student activity Play

Place value beyond the decimal point Animation Play

Place value in whole numbers Whiteboard exercise Play

Place value in whole numbers Student activity Play

Place value in whole numbers Animation Play

Plum-pudding model of atom Animation Play

Polarised covalent bond in hydrogen chloride Animation Play