This lesson / resource is for Compression and covers Lossy and Lossless compression. It is followed by lessons that cover File Types and how to calculate File Size.

To see this Computer Science and ICT Lessons in a full scope and sequence / scheme of work:

• For this lesson (Grades 10-12), please click here
• Please click here for Grades 7-9.

This lesson has the following learning objectives:

Learning objectives:

• Understand what is meant by Compression
• Know the difference between Lossy and Lossless compression

This download includes:

• Full Lesson Powerpoint
• Two Printable activities
• Choice of Final Task
• Knowledge questions

All necessary resources to run the lesson are included in this download and all my lessons are for a double lesson i.e. to take around 1 hour and fifty minutes so they can be separated into two single lessons if required.

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