Conquer Cambridge O Level Physics — topic by topic, mark by mark
Every syllabus topic. Worked examples you can follow. Exam technique that turns partial answers into full marks. This is the structured, step-by-step Physics course that gets you from confused to confident before the paper lands on your desk.

"I built this course so that by the time you open that exam paper, there's nothing on it you haven't already worked through, understood, and practised under pressure."— Renstay

What you'll learn
What you'll be able to do
- Explain and apply all core Cambridge O Level Physics concepts — from mechanics and waves to electricity and nuclear physics — with confident accuracy.
- Solve multi-step numerical problems using correct formulas, SI units, and significant figures as required by the Cambridge mark scheme.
- Interpret and sketch graphs, circuit diagrams, ray diagrams, and experimental setups that regularly appear in Paper 1 and Paper 2.
- Decode exam questions using command words (define, describe, explain, calculate) and structure answers that pick up full marks.
- Design and evaluate simple experiments, identify sources of error, and suggest improvements — essential skills for the practical paper.
- Sit timed past-paper sessions under exam conditions and use mark-scheme feedback to self-diagnose gaps and raise your predicted grade.
How it works
A school that adapts to you
This isn't a set of static videos. Every lesson is generated live and tuned to where you actually are.
We learn your level
A quick placement check tailors your starting point so you're never bored or lost.
Lessons adapt as you go
Each lesson is written for your pace and your goal, adjusting as your skills grow.
Your AI coach keeps you moving
Checkpoints, feedback, and gentle nudges turn progress into a real result.
The curriculum
What's inside your school
7 modules · 38 lessons

Exam Foundations & Measurement
Builds the essential toolkit of units, measurement skills, and exam technique that underpins every topic on the syllabus.
- 1.1SI Units, Prefixes & Significant FiguresIncluded
- 1.2Scalars, Vectors & Resolving ForcesIncluded
- 1.3Measuring Length, Time & VolumeIncluded
- 1.4Errors, Uncertainties & Experimental DesignIncluded
- 1.5Cracking Command Words & Mark-Scheme LogicIncluded
Mechanics
Covers motion, forces, energy, and pressure — the largest and most calculation-heavy section of the O Level syllabus.
- 2.1Speed, Velocity & AccelerationIncluded
- 2.2Distance–Time & Velocity–Time GraphsIncluded
- 2.3Newton's Laws of Motion & InertiaIncluded
- 2.4Weight, Gravity, Mass & Free FallIncluded
- 2.5Momentum, Impulse & ConservationIncluded
- 2.6Work, Energy, Power & EfficiencyIncluded
- 2.7Turning Effects, Centre of Gravity & StabilityIncluded
- 2.8Pressure in Solids, Liquids & GasesIncluded
Thermal Physics
Explains the kinetic model of matter, thermal properties, and heat transfer processes tested across both papers.
- 3.1States of Matter & the Kinetic ModelIncluded
- 3.2Temperature, Thermometers & Thermal ExpansionIncluded
- 3.3Specific Heat Capacity & Specific Latent HeatIncluded
- 3.4Gas Laws & the Pressure–Volume–Temperature RelationshipIncluded
- 3.5Conduction, Convection & RadiationIncluded
Waves, Light & Sound
Develops understanding of wave properties, geometric optics, and sound — including all key ray diagrams and graph skills.
- 4.1Wave Properties: Amplitude, Frequency, Wavelength & SpeedIncluded
- 4.2Reflection & Refraction of LightIncluded
- 4.3Total Internal Reflection & Optical FibresIncluded
- 4.4Lenses, Ray Diagrams & the Human EyeIncluded
- 4.5Sound Waves, Echoes & UltrasoundIncluded
- 4.6The Electromagnetic SpectrumIncluded
Electricity & Magnetism
Covers electrostatics, circuit analysis, electromagnetism, and electromagnetic induction — core Paper 2 calculation territory.
- 5.1Static Electricity & Electric FieldsIncluded
- 5.2Current, Voltage & Resistance (Ohm's Law)Included
- 5.3Series & Parallel CircuitsIncluded
- 5.4Electrical Power, Energy & the Domestic SupplyIncluded
- 5.5Magnetism & ElectromagnetismIncluded
- 5.6Electromagnetic Induction & TransformersIncluded
Nuclear Physics & Exam Mastery
Completes the syllabus with atomic structure and radioactivity, then consolidates all topics through timed past-paper practice.
- 6.1The Nuclear Atom: Protons, Neutrons & ElectronsIncluded
- 6.2Radioactive Emissions: Alpha, Beta & GammaIncluded
- 6.3Half-Life & Radioactive Decay CalculationsIncluded
- 6.4Nuclear Fission, Fusion & EnergyIncluded
- 6.5Uses & Hazards of RadioactivityIncluded
- 6.6Timed Past-Paper Sessions & Mark-Scheme Self-DiagnosisIncluded
Motion, forces and energy
- 7.1Physical quantities and measurement techniquesIncluded
- 7.2MotionIncluded
Who it's for
Is this you?
Exam-Season Students
You're in Year 10 or 11 and need a reliable, syllabus-complete course to build understanding and sharpen exam technique before the paper.
Self-Studying Learners
You're preparing for Cambridge O Level Physics without a classroom teacher and need clear, structured lessons that take you through every topic independently.
Private Tutors
You support O Level or IGCSE Physics students and want a structured, syllabus-mapped resource to assign sections, model worked examples, and guide exam practice.
Grade-Boosting Retakers
You've sat the exam before and want to revisit the topics where marks slipped away, sharpen your command-word technique, and go back in better prepared.
Supportive Parents
You want to understand what your child is studying well enough to help them work through difficult topics and track their revision progress at home.
International School Students
You're studying the Cambridge syllabus at a school where English isn't the first language of instruction and need crystal-clear explanations that don't assume prior familiarity.
Questions
Frequently asked
Your teacher
A note from your teacher
Renstay
If you're here, I'd guess Physics feels like a lot right now. A long syllabus. Formulas that seem to multiply. Past papers where you understood the topic but still lost marks because you didn't phrase things the way Cambridge wanted. Maybe you're working through this at school and some topics never quite clicked. Maybe you're studying on your own and you're not sure you've covered everything. Either way — I get it, and this course exists precisely because that experience is so common and so fixable.
Here's the truth about Cambridge O Level Physics: the content is logical and learnable. Every topic connects to something real — the physics of how a car brakes, why a fibre-optic cable carries light around corners, how a nuclear power station releases energy from atoms smaller than you can imagine. When you see those connections, the facts stop feeling like a list to memorise and start making sense as a system. That's how this course is built: concept first, in plain language, with an analogy that makes it land — then the precise scientific vocabulary, then the mathematics, then the exam application. One thing at a time, in the right order.
I've designed every unit to mirror what Cambridge actually rewards. That means we don't just cover what momentum is — we practise writing answers that pick up the define mark, the explain mark, and the calculate mark, because those are three different skills and the exam tests all three. We sketch ray diagrams until they're second nature. We draw velocity–time graphs and read them correctly under time pressure. We work through numerical problems with full method shown, because method marks matter on the day you make an arithmetic slip. And in the final unit, we sit past papers under proper exam conditions and use the mark scheme not just to check answers, but to understand the examiner's thinking.
I want to be straightforward with you: this course won't do the work for you. You'll need to attempt the practice questions, watch the worked examples with a pen in hand, and be honest with yourself in those mark-scheme sessions about where your gaps are. But if you put in the work, the structure is here to make sure that work counts. You won't finish a topic wondering whether you've missed something important — the syllabus is your map, and we follow it completely.
Whether you're aiming to secure a pass or pushing for the top grade, this course meets you where you are and takes you further. Come in, get started, and let's turn the Cambridge O Level Physics syllabus from something daunting into something you genuinely know.
— Renstay
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- 7 modules, 38 lessons
- AI-adaptive lessons tuned to your level
- Quizzes & checkpoints to lock in progress
- Your own AI learning coach
- Learn on any device, at your pace
- Full access for as long as you're subscribed