The modulus and intervals Student activity Play

The modulus function Whiteboard presentation Play

The modulus function Class activity Play

The number line Whiteboard exercise Play

The sign graph method Animation Play

The simpler way to write algebraic expressions Whiteboard exercise Play

The simplest quadratic inequalities Whiteboard exercise Play

The simplest quadratic inequalities Student activity Play

The solution set of a system of inequalities Whiteboard exercise Play

The solution set of a system of inequalities Student activity Play

The solution set of inequality Whiteboard exercise Play

The test-point method Student activity Play

The test-point method – activities Whiteboard exercise Play

The value of an algebraic expression Whiteboard exercise Play

The value of an algebraic expression Student activity Play

The value of an algebraic fraction Animation Play

Three simultaneous inequalities Animation Play

Time taken to get to school Animation Play

Transformation of algebraic equations Whiteboard presentation Play

Transformation of algebraic equations Class activity Play

Transformation of algebraic expressions Class activity Play

Transformation of algebraic expressions Whiteboard presentation Play

Transformation of graphs Class activity Play

Transformation of graphs Whiteboard presentation Play

Two flares Animation Play