AQA · OCR · Cambridge International

Everything you need to ace Computer Science

Expert one-to-one tutoring from a Senior Examiner — plus 800+ free revision questions, interactive notes, flashcards, coding courses and tools.

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★★★★★ 5 stars on Sherpa · £60/hr tutoring · Free revision — no account needed

One-to-one tutoring

Gareth Edgell

Head of CS · Senior Examiner · Software Engineer

★★★★★

✓15+ years Head of Computer Science
✓Senior Examiner — GCSE & A Level papers
✓GCSE, A Level, NEA coursework, KS3
✓All major boards: AQA, OCR, Cambridge
✓Online sessions — flexible scheduling

Book a session — £60/hr → About Gareth

Free revision platform

A complete free revision platform

Built by a Head of CS and Senior Examiner — not a generic revision site. No paywalls for GCSE content. No account needed to start.

✓800+ exam questions with full mark schemes
✓Revision notes across all 6 specs
✓Python & C# courses — run code in the browser
✓Mock exam generator with timed papers
✓Spec confidence checklists for all boards
✓Logic gates, algorithms, trace tables & more

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What makes this different

Most revision sites give you a few questions and a PDF. Here's what you actually get — all free for GCSE.

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800+ Exam Questions

MCQ and short-answer questions written to exam style, with mark schemes for every question. Filter by spec, topic and difficulty.

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Structured Revision Notes

Every topic across all six specs — AQA, OCR and Cambridge at both GCSE and A Level. Key terms, worked examples and exam tips throughout.

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Python Course — Run in Browser

Beginner to A Level Python with interactive lessons. Write and run real Python 3 instantly — no installation, no account, no waiting.

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C# Course — Run in Browser

From hello world to object-oriented programming. Live C# execution in the browser — no Visual Studio needed. Ideal for A Level NEA prep.

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Mock Exam Generator

Generate a timed mock paper from 800+ questions. Choose your board, difficulty and question count. Full mark schemes on completion.

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Interactive Revision Tools

Logic gate simulator, algorithm visualiser, LMC simulator, AQA assembly, trace tables, data representation calculator, exam countdown.

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What students and parents say

★★★★★

"Changed my project from the bottom bands to the highest mark bands in just a few weeks."

Max

★★★★★

"Knowledgeable, experienced and immediately put our daughter at ease. Highly recommend."

Debra

★★★★★

"Within my first lesson Gareth helped me understand two concepts I had been stuck on for weeks."

Alex

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Every specification covered

Tutoring and revision content for all major boards at both GCSE and A Level.

GCSE

AQA Computer Science

Specification 8525

GCSE

OCR Computer Science

Specification J277

IGCSE

Cambridge Computer Science

Specification 0478

A Level

AQA Computer Science

Specification 7517

A Level

OCR Computer Science

Specification H446

A Level

Cambridge Computer Science

Specification 9618

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Book a tutoring session

Online, flexible, tailored to you. Expert tuition from a Senior Examiner and Head of CS.

£60/hr — Book now →

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Start revising for free

800+ questions, notes, flashcards, coding courses and tools. All free. No account needed to start.

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