Equations with brackets Student activity Play

Equations with brackets Whiteboard exercise Play

Equations with two unknowns Student activity Play

Equilibrium constant expression Student activity Play

Erythrocyte in 0.3% NaCl Animation Play

Erythrocyte in 3% NaCl solution Animation Play

Erythrocyte in hypertonic; hypotonic and isotonic solution Simulation Play

Ethanoic acid/sodium ethanoate buffer – addition of strong base Animation Play

Evaporation of liquids Whiteboard exercise Play

Evaporation of liquids Student activity Play

Example of a differential equation and its solution Animation Play

Example of using an algebraic expression Whiteboard exercise Play

Example of using an algebraic expression Whiteboard exercise Play

Examples of algebraic expressions Animation Play

Examples of quadratic equations Whiteboard exercise Play

Examples of quadratic equations Student activity Play

Examples of solutions Illustration Play

Examples of solvents Slideshow Play

Examples of weathering Slideshow Play

Experimental determination of enthalpy of solution Whiteboard exercise Play

Experimental determination of enthalpy of solution Student activity Play

Extraction of aluminium Student activity Play

Extraction of copper Student activity Play

Factorisation (by grouping) Class activity Play

Factorisation (by grouping) Whiteboard presentation Play