Computer Science for GCSE
Aligned to OCR GCSE (9–1) Computer Science, J277 — Student Edition
Retrieval starters, misconceptions flagged, tiered exercises — section by section through the spec.
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Written for my own classes, section by section through the OCR spec. Free to my students.
Computer Science for A Level
Aligned to OCR A Level Computer Science, H446 — Student Edition
From CIR to A*: A-level depth with the same retrieve-teach-exercise rhythm, plus the NEA appendix.