Focus on Essential Physics for Key Stage 3 is a unique collection of more than 60 interactive topics and experiments for KS3 level Physics. This title is available as part of the  Focus Science Online Resource Pack. See below for sample screenshots and a list of topics.

The Earth in Space

●  Night & Day
●  The Seasons
●  Phases of the Moon
●  Solar Eclipse
●  The Solar System
●  How a Satellite Orbit Works


●  Speed and Velocity
●  Velocity and Acceleration
●  Distance – Time Graphs
●  Measuring Speed Experiment


●  Combining Forces
●  Effects of Forces
●  Force and Acceleration
●  Levers
●  Balancing
●  Friction and Drag
●  Stretching Effects of Forces


●  Reflection at Plane Surfaces
●  Images in a Plane Mirror
●  Colour and Vision
●  Refraction of Light
●  Dispersion
●  Image Formation by a Lens
●  How your Eyes Work
●  How a Camera Works


●  Circuits
●  A Model for Electric Current
●  Voltage Model


●  What is Attracted to a Magnet?
●  Forces Between Magnets
●  Permanent Magnets
●  The Magnetic Field of a Straight Wire
●  The Magnetic Field of a Coil
●  The Earth’s Magnetic Field


●  Strength of an Electromagnet
●  The Electric Bell
●  The Relay


●  How Sound is Produced
●  Sound Properties
●  How Different Sounds are Made
●  How we Hear Sound

Solids , Liquids & Gases

●  The Particle Model
●  Pressure in a Gas
●  Diffusion

Heat and temperature

●  What is Temperature?
●  Thermometers
●  Temperature Scales
●  Comparing Bunsen Flames
●  Change of State Experiment


●  Expansion of Solids
●  Bimetal Strips
●  Expansion of Liquids and Gases

Heat Transfer

●  Heat Transfer
●  Land and Sea Breezes
●  Heat Conduction Experiment
●  Thermal Radiation
●  House Insulation


●  Sources of Energy
●  Conservation of Energy
●  Power Stations
●  Hydroelectric Power

Multiple Choice Questions

  Interactive Quizzes

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Part of the Science Resource Pack

This resource and every other Focus Science title combine to form the Science Resource Pack. A single affordable school subscription provides unlimited access to all titles.  

A Unique Blend

A combination of 2D and 3D animations, video clips, photos, text and tests creates a unique and engaging ‘Focus Style’ of presentation. All created by experienced UK teachers.

Teacher and Student Use

Whether you’re looking for resources to enhance teacher presentations or something for individual study, the Focus Science Resource Pack is designed to fit the bill.

Unbeatable Value

For just £99.95 ex VAT per annum, every student and teacher in your school can have access to ALL Focus Science titles both in school and at home. 

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Teachers and students access Focus online resource packs direct from our web server. This means our resources are web browser based and compatible with Windows, Mac, Chromebooks, iPad and Android tablets.

Windows 11 Compatible
Apple Mac Compatible
Compatible with Chromebooks
Compatible with Android Tablets