Using the formula for square of a difference Simulation Play

Using the sum and difference identities for the sine and cosine Whiteboard exercise Play

Value of the difference of polynomials Simulation Play

Value of the difference of polynomials Simulation Play

Visualisation of squaring a binomial difference Animation Play

Voltage Whiteboard exercise Play

Voltage Whiteboard exercise Play

Voltage Student activity Play

Voltage and the movement of charges Simulation Play

Voltage and the movement of charges Whiteboard exercise Play

Voltage and the movement of charges Student activity Play

What comes next? Student activity Play

What is the difference between potential energy and potential? Whiteboard exercise Play

What is the difference between potential energy and potential? Student activity Play

Where does the delay come from? Animation Play

Where to place an ammeter and where to connect a switch Simulation Play

Where to place an ammeter and where to connect a switch Whiteboard exercise Play

Where to place an ammeter and where to connect a switch? Student activity Play

Wires Student activity Play

Wires Animation Play

Wires Whiteboard exercise Play

Work in electric field Animation Play

Writing in the form of algebraic expression Whiteboard exercise Play