Free interactive GCSE Computer Science quizzes based on past papers to help prepare for your GCSE exams. Revise topics such as binary, programming techniques and more.

Discuss the reason for efficiency in an Algorithm. This clip will be relevant for teaching Computer Science at KS3 and KS4 in England, Wales and Northern Ireland and National 4 and 5 in Scotland.

Only providing a single GCSE option of computer science fails to meet the needs of any student – except those that have at least some interest in becoming a computer scientist.

Exam board OCR said schools can still opt for a paper-based assessment for its computer science qualification if they prefer.