This 9 hour detailed lesson will enable you to teach the following topics in detail to your KS3 students for them to prepare for GCSE Computer Science. This resource is also suitable for those students in KS4 who are working towards achieving some of the lower levels in the course.

Topics covered include:
- Central Processing Unit (CPU)
- Fetch Decode Execute Cycle of the CPU
- Factors affecting CPU Performance
- Embedded Systems & their Purpose

Resources include:
- Teacher Presentation – Editable (opens in Google Slides™ and Microsoft PowerPoint
- I Can Statement
- Worksheets (Open in Google Slides).
- Answer Key
- Detailed Lesson Directions

This resource comes in the following formats:
- Google Slides™ version – the resource can be shared with students via Google Classroom and are suitable for distance learning
- Printable – PDF files
- Answer keys are included in this resource