Description:
Complete IGCSE Computer Science 0478/0984 Unit 1 Data Representation: 15 ready-to-teach lessons on binary, hexadecimal, sound, images and compression.
Everything you need to teach Unit 1 of the Cambridge IGCSE Computer Science syllabus, from why computers use binary through to lossy and lossless compression. Each lesson is a fully editable PowerPoint that also works in Google Slides, with clean modern design and animated diagrams that play in both.
What’s included in every lesson
• Retrieval starter with answers
• Lesson objectives and key terms
• Teaching slides with worked examples and animated diagrams
• Three differentiated tasks: Recall (green), Apply (amber) and Explain (red), each with a full mark scheme
• Extension task and a confidence-rated plenary
Lessons

1. How and Why Computers Use Binary
2. Number Systems
3. Converting Denary and Binary
4. Converting Binary and Hexadecimal
5. Why Hexadecimal Is Used