When is there a solution? Whiteboard exercise Play

When is there a solution? Student activity Play

Which line is steeper? Student activity Play

Which line is steeper? Animation Play

Work function Student activity Play

Work function Simulation Play

Work function Whiteboard exercise Play

Work function of a metal Animation Play

Worked examples Student activity Play

Writing square roots and cube roots as powers Student activity Play

Zeros of a function Student activity Play

Zeros of a function Whiteboard presentation Play

Zeros of a function Class activity Play

Zeros of a linear function Whiteboard exercise Play

Zeros of a non-continuous function Animation Play

Zeros of a quadratic function Whiteboard exercise Play

 Weight as a function Animation Play

 What type is a function? Student activity Play

 When a function changes sign Whiteboard exercise Play

 When a function does not change its sign Animation Play

 Which coordinates are wrong? Whiteboard exercise Play