Dividing powers with the same base Animation Play

Dividing powers with the same bases Whiteboard exercise Play

Dividing powers with the same bases Student activity Play

Dividing powers with the same bases: the fractions and the decimals Whiteboard exercise Play

Drawing a parallelogram Whiteboard exercise Play

Drawing a parallelogram and calculating its area Whiteboard exercise Play

Drawing prisms Student activity Play

Effect of concentration on the rate of chemical reactions Student activity Play

Effect of concentration on the rate of chemical reactions Simulation Play

Effects of base substitution on mutations Animation Play

Electrical components Student activity Play

Electrical conductivity Animation Play

Electrolytic dissociation Student activity Play

Elements of a cylinder Student activity Play

Elements of a cylinder Whiteboard exercise Play

Elements of a pyramid Student activity Play

Elements of a pyramid Whiteboard exercise Play

Elimination reactions Animation Play

Equations for the reactions of acids with bases Whiteboard exercise Play

Equations for the reactions of acids with carbonates Simulation Play

Equilibrium constant expression Student activity Play

Estimation of the volume Animation Play

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

Examples of 3-D shapes Animation Play

Examples of 3-D shapes Student activity Play