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Purely Computer Science

Yes! All notes, flashcards, and practice questions are free forever. Purely CS is funded by optional donations from people who want to support free education.

Purely CS focuses exclusively on OCR. Our resources are tailored specifically to J277 (GCSE) and H446 (A-Level) specifications.

Purely CS is fully functional and works great on all devices including phones, tablets and desktops. Study anytime, anywhere.

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