Factor out the common factor – reversing a sign Student activity Play

Factors affecting the lattice enthalpy Animation Play

Find the difference Student activity Play

Finding the sign of the composite function Whiteboard exercise Play

Flow of charge through a substance Student activity Play

Flow of charge through a substance Simulation Play

Flow of charge through a substance Whiteboard exercise Play

Forces of action and reaction act in opposite directions Student activity Play

Forces of action and reaction act in opposite directions Whiteboard exercise Play

Forming code words Animation Play

Forming words Student activity Play

Free energy change and the solubility of ionic compounds Student activity Play

Functions with negative values Whiteboard exercise Play

Functions with negative values Student activity Play

Gradient of a hill Simulation Play

Gradient of a line Student activity Play

Gradient of a line Student activity Play

Gradient of a road as a percentage Student activity Play

Graph of a function  y = ax,  for any  a Student activity Play

Greater or smaller? Animation Play

Half-cell potential Animation Play

Halide anions Animation Play

Hess's law Student activity Play

How do we write algebraic expressions? Student activity Play

How much/many has he got? Whiteboard exercise Play