The four lenses
The four lenses

Digital technology affects how people work, travel, shop, learn and stay safe. To analyse its impact clearly, use four lenses: ethical, legal, environmental and privacy.
Step-by-step lessons on AQA GCSE Computer Science Ethical, legal and environmental impacts of digital technology on wider society, including issues of privacy. Each one builds up to exam-style questions. Build strong foundations in binary, logic and core programming constructs before moving on to the more complex algorithm design and evaluation questions.