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 covering thermal radiation that also recaps other methods of heat transfer. Also examines emitters, absorbers, insulation and vacuum flasks - contains student practice questions. Could also be used for a higher KS3 class Developing: Recognise that thermal energy transfer by radiation does not require particles. Securing: Describe the effect of surface colour (black or white) and texture (dull or shiny) on the emission, absorption and reflection of radiation. Exceeding: Outline experiments to show the properties of good and bad emitters and absorbers.

Lesson designed to build upon prior knowledge of magnetic fields, motors and generators. Covers mutual induction, step up & step down transformers and the transformer equation - includes practice questions for students. Ideal for AQA GCSE (9-1) P7, Cambridge iGCSE P9 and more Developing: Describe the construction of a basic transformer with a soft-iron core, as used for voltage transformations. Secure: Understand that mutual induction occurs in coils that are magnetically linked. Exceeding: Apply the equation (Vp / Vs) = (Np / Ns) to transformer problems and recall the meaning of the terms “step up” and “step down”.

Lesson designed to build on prior knowledge of Flemming’s rules. Introduces and explains simple AC generators - includes practice questions for students. Ideal for AQA GCSE (9-1) P7, Cambridge iGCSE P9 and more Developing: Distinguish between direct current (d.c.) and alternating current (a.c.) Secure: Describe and explain a rotating-coil generator and the use of slip rings Exceeding: Sketch a graph of voltage output against time for a simple a.c. generator and relate the position of the generator coil to the peaks and zeros of the voltage output

Lesson building upon the basics of electronics. Introducing and explaining the use of transistors in circuits. Ideal for Cambridge iGCSE P10 and more Developing: Draw and label the transistor circuit symbol. Securing: Recognise the transistor role as that of a processor in an electrical system. Exceeding: Show understanding of circuits operating as light-sensitive switches and temperature operated alarms

Lesson designed to introduce students to electronics and circuit construction. Ideal for Cambridge iGCSE P10 and more Developing: Recall the three parts of all electronic systems. Securing: Summarise the differences between analogue and digital signals. Exceeding: Explain how alternating current is converted in to direct current

Lessons introducing and explaining the various logic gates with various work sheets. Ideal for Cambridge iGCSE P10 and more Lesson 1/2 Developing: Define what is meant by the terms analogue and digital in terms of continuous variation and high/ low states. Securing: Describe the action of AND, OR, NOT logic gates. Exceeding: Design simple circuits using AND, OR, NOT logic gates. Lesson 2/2 Developing: Define what is meant by the terms analogue and digital in terms of continuous variation and high/ low states. Securing: Describe the action of AND, OR, NOT logic gates. Exceeding: Design simple circuits using AND, OR, NOT logic gates.

Lesson covering phenomena of liquids and vapours. Condensation and evaporation in real life examples e.g. sweating and refrigeration, linking to kinetic theory. Developing: Distinguish between boiling and evaporation. Securing: Relate evaporation to the constant cooling of the liquid from which the particles have escaped. Exceeding: Explain the cooling of a body in contact with an evaporating liquid.

Lesson to introduce calculating weight using W=mg - contains practice questions. Suitable for higher KS3 also. Developing: State that weight is a gravitational force. Secure: Recall and use the equation W = mg. Exceeding: Describe, and use the concept of, weight as the effect of a gravitational field on a mass.

Lesson exploring the heating of gases including how volume changes when maintaining pressure - includes card sort task and other student tasks. Developing: Identify the key difference between the behaviour of gases when heated compared to the behaviour of liquids and solids when heated. Securing: Draw particle diagrams to model the increase in pressure when the temperature of a gas increases. Exceeding: Assess the relative expansion rates of solids, liquids and gases and relate the differences in expansion to the strength of the forces between particles.

Lesson delving deeper into longitudinal waves and sound waves. Contains lots of animations to help students grasp exactly what sound is includes bell jar experiment example and practice questions for students. Ideal for AQA GCSE (9-1) P6, Cambridge iGCSE P6 and more. Developing: Recall that vibrations cause sound waves Securing: Describe how a medium is needed to transmit sound waves. Exceeding: Analyse oscilloscope traces and determine which sound waves have greatest frequency and amplitude.

Lesson building on students knowledge of waves, applying wave effects like reflection to light. Contains explanation of luminous and non-luminous objects with examples - includes practice questions for students. Ideal for AQA GCSE (9-1) P6, Cambridge iGCSE P7 and more. Developing: Describe how light waves are reflected at surfaces with different textures. Securing: Recall the six features of light. Exceeding: Explain why the light emitted by a laser is monochromatic.

Two lessons designed to teach students what happens to light during reflection. Students learn how to draw appropriate ray diagrams and examine real and virtual rays - includes lots of practice questions. Ideal for AQA GCSE (9-1) P6, Cambridge iGCSE P7 and more. Lesson 1/2 Developing: Recall and use the law “angle of incidence = angle of reflection”. Securing: Recall that the image in a plane mirror is virtual. Exceeding: Describe the formation of an image by a plane mirror, and give its characteristics. Lesson 2/2 Developing: Recall the rules for image size and position. Securing: Locate the position of an image formed in a plane mirror. Exceeding: Apply knowledge of reflection and light rays in simple constructions for reflection by plane mirrors.

Last lesson in the series looking at how changing the amplitude and wavelength of a waveform will affect a sound. Also includes uses of sounds like ultrasound - includes practice questions for students. Ideal for AQA GCSE (9-1) P6, Cambridge iGCSE P6 and more Developing: State the approximate range of audible frequencies for a healthy human ear is 20 Hz to 20,000 Hz. Securing: Relate the loudness and pitch of sound waves to amplitude and frequency. Exceeding: Apply the wave equation to quantitatively analyse the differences between sound waves.

Lesson building on students knowledge of transverse waves, looking at the discovery of the spectrum, starting with infrared radiation. Also looks at the characteristics some uses of each section of the spectrum - includes practice questions for students. Ideal for AQA GCSE (9-1) P6, Cambridge iGCSE P7 and more. Developing: State that all electromagnetic waves travel at the speed of light in a vacuum. Securing: Recall the main features of the electromagnetic spectrum in order of wavelength. Exceeding: Describe properties and uses of electromagnetic radiation

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.

Presentation to help students get to grips with calculating density and volume - contains practice questions. Suitable for AQA P3, Cambridge iGCSE P1 and more! Developing: Recall the definitions for density and weight Secure: Be able to use the equations for density and weight Exceeding: Predict whether an object will sink or float based on density data