Inequalities (1) Whiteboard presentation Play

Inequalities (2) Class activity Play

Inequalities (2) Whiteboard presentation Play

Inequalities in two variables Whiteboard exercise Play

Inequalities in two variables Student activity Play

Introducing a new variable Student activity Play

Introducing a new variable into an equation Whiteboard exercise Play

Introducing a new variable – exercises Student activity Play

Letters in algebraic expressions Whiteboard exercise Play

Letters in algebraic expressions Student activity Play

Linear and other equations Whiteboard exercise Play

Linear equation in one variable Whiteboard exercise Play

Linear equation in one variable Student activity Play

Linear equation in two variables Student activity Play

Linear equation in two variables Whiteboard exercise Play

Linear equations with the same solution Whiteboard exercise Play

Linear equations, solving linear equations Class activity Play

Linear equations, solving linear equations Whiteboard presentation Play

Linear inequalities Student activity Play

Linear inequalities Whiteboard exercise Play

Linear inequality in two variables Student activity Play

Linear inequality in two variables Whiteboard exercise Play

Localisation of the median Student activity Play

Looking for strong relationships Whiteboard exercise Play

Modelling using a quadratic function Student activity Play