Intersection points of two straight lines Student activity Play

Investigating the type of skewness Student activity Play

Letter symbols in equations, formulas and functions Class activity Play

Letter symbols in equations, formulas and functions Whiteboard presentation Play

Letter symbols in formulas Whiteboard presentation Play

Letter symbols in formulas Class activity Play

Letters in algebraic expressions Whiteboard exercise Play

Letters in algebraic expressions Student activity Play

Letters in equations Whiteboard exercise Play

Letters in equations Student activity Play

Linear function y = ax and its graph Student activity Play

Miscellaneous exercises Student activity Play

Modal and median coefficients of skewness Animation Play

Modelling using a quadratic function Student activity Play

Multiplying polynomials Student activity Play

Multiplying polynomials – the missing coefficients Whiteboard exercise Play

Neutralisation Student activity Play

Neutralisation Whiteboard exercise Play

On a bus Whiteboard exercise Play

Parallel lines Student activity Play

Pascal's triangle Whiteboard exercise Play

Pascal's triangle Student activity Play

Pascal's triangle Animation Play

Patterns and formulas Whiteboard exercise Play

Patterns and formulas – letter H Student activity Play