Lesson introducing and explaining the various methods of making the use of electricity safe. Including fuses; circuit breakers (RCD); difference between alternating current (AC) and direct current (DC); wiring a plug; plug safety; earthing and double insulation - contains practice questions for students. Ideal for AQA GCSE (9-1) P2, Cambridge iGCSE P8 and more Developing: State the hazards of: 1) damaged insulation 2) overheating of cables 3) damp conditions. Securing: Explain the use of fuses and circuit breakers and choose appropriate fuse ratings and circuit-breaker settings. Exceeding: Explain the benefits of earthing metal cases.

Lesson introducing and explaining calculating electrical energy & power. Contains worked examples - includes practice questions for students. Ideal for AQA GCSE (9-1) P2, Cambridge iGCSE P8 and more Developing: Recall that electric circuits transfer energy from the battery or power source to the circuit components then into the surroundings. Securing: Recall and use the equations P = IV and E = IVt Exceeding: Apply knowledge of electrical work to assess the efficiency of electrical devices.

Lessons designed to build on knowledge of current, voltage and resistance. Recaps and explains the rules for current and voltage in series and parallel circuits. Introduces calculating resistance of series and parallel circuits - includes practice questions for students. Ideal for AQA GCSE (9-1) P2, Cambridge iGCSE P8 and more Lesson 1/2 Developing: Understand that the current at every point in a series circuit is the same. Secure: State the advantages of connecting lamps in parallel in a lighting circuit. Exceeding: State that, for a parallel circuit, the current from the source is larger than the current in each branch. Lesson 2/2 Developing: Calculate total resistance in a series circuit. Securing: Apply formulas to work out the total resistance in a parallel circuit. Exceeding: Calculate the current in all branches in a parallel circuit.

Series of lessons designed to build on knowledge of current and voltage. Introducing resistance; Ohm’s Law; rules regarding length, cross sectional area, material and temperature; resistivity; current-voltage graphs of a wire, bulb, thermistor and diode; practical used for investigating the resistance of different components - includes questions for students to practice. Ideal for AQA GCSE (9-1) P2, Cambridge iGCSE P8 and more Lesson 1/3 Developing: State that resistance = p.d. / current and understand qualitatively how changes in p.d. or resistance affect current. Securing: Recall the four factors that affect the resistance of a conductor. Exceeding: Draw and interpret circuit diagrams containing multiple types of resistance component. Lesson 2/3 Developing: Recall and use the equation R = V / I Securing: Sketch a current-voltage graph for a metal conductor and a filament lamp and describe how current varies with p.d. for a metal conductor. Exceeding: Interpret the current-voltage graphs and explain the differences between the two types of conductor. Lesson 3/3 Developing: Recall that as a wire increases in length, so too does its resistance. Securing: Describe the qualitative relationship between the length and resistance of a wire and the relationship between cross-sectional area and resistance. Exceeding: Apply the proportionality between resistance and length, and the inverse proportionality between resistance and cross-sectional area of a wire to quantitative problems.

Lesson designed to build on students knowledge of current and charge. Introduces electromotive force (e.m.f.), explains rules associated with voltage in series and parallel circuits - includes practice questions for students. Ideal for AQA GCSE (9-1) P2, Cambridge iGCSE P8 and more Developing: State that the potential difference (p.d.) across a circuit component is measured in volts and recall the definition of electromotive force (e.m.f.). Securing: State that the e.m.f. of an electrical source of energy us measured in volts and recall that 1V is equivalent to 1 J/C. Exceeding: Recall and apply the fact that from one battery terminal to the other, the sum of the potential differences (p.ds) across the components is equal to the p.d. across the battery.

Lesson designed to build upon students prior knowledge of electric charge. Covers the equation linking charge, current and time; introduces circuit symbols; building simple circuits; difference between conventional current and electron flow - includes practice questions for students. Ideal for AQA GCSE (9-1) P2, Cambridge iGCSE P8 and more Developing: Recall current is a rate of flow of charge and recall and use the equation I = Q / t. Secure: Use and describe the use of an ammeter, both analogue and digital. Exceeding: Distinguish between the direction of flow of electrons and conventional current.

Lesson designed to build on students knowledge of charge, looking at drawing field lines of test charges around various charged objects - includes practice questions for students. Ideal for AQA GCSE (9-1) P2, Cambridge iGCSE P8 and more. Developing: State that electric charges have an electric field around them. Secure: Describe an electric field as a region in which an electric charge experiences a force. Exceeding: Apply knowledge of electric fields to accurately draw the electric field around a point charge, a charged conducting sphere and the field between two parallel plates.

Two lessons designed to introduce the concept of electrical charge, static electricity, the uses of electrostatics and detecting charge using a gold leaf electroscope - includes practice questions for students. Ideal for AQA GCSE (9-1) P2, Cambridge iGCSE P8 and more Lesson 1/2 Developing: Recall that atoms are made up of (-ve)electrons, (+) protons and (0) neutrons. Secure: Describe the differences between conductors, insulators and semi-conductors. Exceed: Explain how polythene rods and wool cloth can be used to show charges attract and repel. Lesson 2/2 Developing: Recall that charge can be measured in coulombs or micro coulombs. Secure: Describe that objects can have an induced charge and the need for objects to be earthed. Exceeding: Give examples using electrostatic charge and how it works in each example.

Lesson bringing together students knowledge of energy stores and generation, looking at energy resources and their environmental impacts. Suitable for higher KS3 classes. Ideal for AQA GCSE (9-1) P1, Cambridge iGCSE P5 and more. Developing: Recall that there are renewable and non-renewable energy resources and give examples of these types of energy resources. Secure: Assess the relative reliability, cost scale of different energy resources

Set of lessons designed to introduce and explain how we convert different energy stores into electricity - links to efficiency. Suitable for higher KS3 classes also. Conatains many real life examples. Ideal for AQA GCSE (9-1) P1, Cambridge iGCSE P5 and more. Lesson 1/2 Developing: Recall that electrical energy comes from generators in power stations. Securing: Complete a flow diagram demonstrating the energy transfers that take place in a power station. Exceeding: Produce accurate Sankey diagrams that describe the energy efficiency of power stations. Lesson 2/2 Developing: Recall the three types of fossil fuel. Securing: Relate the different methods of electricity generation to different types of pollution. Exceeding: Analyse the advantages and disadvantages of using renewable energy sources.

Lesson introducing and explaining efficiency and how to calculate it. Also shows how to draw Sankey diagrams. Suitable for higher KS3 classes also - includes practice exam question. Ideal for AQA GCSE (9-1) P1, Cambridge iGCSE P5 and more Developing: To understand not all energy is transferred from one form directly to another Secure: To be able to calculate efficiency from given data. Exceeding: To be able to create a Sankey diagram from given data and calculate efficiency from it.

Lesson introducing the different types of energy and the concept of conservation of energy. Includes practice question and treasure hunt activity and pictionary cards. Suitable for higher KS3 class also. Ideal for AQA GCSE (9-1) P1, Cambridge iGCSE P5 and more. Developing: To understand key ideas and key terms relating to Energy. Secure: To describe the 9 forms of Energy. Exceeding: To describe and explain how Energy is transferred from one form to another.

Lesson introducing and explaining Boyle’s Law with reference to kinetic theory and the Kelvin scale - including practice questions for students. Ideal for Cambridge iGCSE P3 and more. Developing: Recall that a gas is made up of tiny, moving particles. Secure: Recall and use the equation pV = constant for a fixed mass of gas at constant temperature. Exceeding: Describe qualitatively, in terms of molecules, the effect on the pressure of a gas of a change of volume at a constant temperature.

Lesson building on prior knowledge of pressure in fluids, exploring the uses of pressure including manometers, barometers & hydraulics - includes practice questions for students. Ideal for Cambridge iGCSE P3 and more. Developing: Recall that the atmosphere around the Earth acts like a deep ocean of air that exerts pressure in all directions. Secure: Describe the simple mercury barometer and its use in measuring atmospheric pressure. Exceeding: Apply knowledge of atmospheric pressure and pressure in liquids to solve problems involving manometers.

Lesson introducing and explaining pressure calculating in solids and fluids - including practice questions for students. Ideal for AQA GCSE (9-1) P3, Cambridge iGCSE P3 and more. Developing: Relate pressure to force and area. Secure: Calculate pressure force and area using the equation P=F/A Exceeding: Calculate pressure in liquids by using the equation P = pgh

Lesson introducing and explaining Hooke’s Law. Including elastic and plastic behaviour & the limit of proportionality - includes practice questions for students. Ideal for Cambridge iGCSE P3 Developing: Recall how to measure the extension of a spring. Secure: Explain the differences between elastic behaviour and plastic behaviour. Exceeding: Use the equation F = kx to work out the spring constant of a spring when a force is applied, and identify the point on a graph where Hooke’s law no longer applies.

Lesson exploring forces naturally occurring on an object resulting in forces in equilibrium. Covers how to find an objects centre of mass - includes practice questions for students. Suitable for higher KS3 classes. Ideal for Cambridge iGCSE P3 Developing: Recall the definition of “centre of mass”. Secure: Describe an experiment to determine the position of the centre of mass of a plane laminar. Exceeding: Describe qualitatively the effect of the position of the centre of mass on the stability of simple objects.

Lesson introducing the use of forces and turning effects like levers, including moments - includes practice questions for students. Also suitable to higher KS3 classes. Ideal for Cambridge iGCSE P3 Lesson 1/2 Developing: Describe the moment of a force as a measure of its turning effect and give everyday examples. Secure: Understand that increasing force or distance from the pivot increases the moment of a force. Exceeding: Recognise that, when there is no resultant force and no resultant turning effect, a system is in equilibrium. Lesson 2/2 Developing: Calculate clockwise and anti-clockwise moments using the formula: moment = force x perpendicular distance from pivot Secure: Apply the principle of moments to different situations. Exceeding: Apply the principle of moments to the balancing of a beam or pivot.