A complete, ready-to-teach bundle for Pearson Edexcel International GCSE (9–1) Computer Science (4CP0): Topic 3 Data, in 16 bespoke lessons.

Every lesson comes with:

• Editable PowerPoint slides: goals, starter, explanations, diagrams, worked examples, a quick check, a task and an exit ticket, with teacher notes
• Student worksheet (Word): recall, applied practice and exam-style questions with marks
• Answer sheet (Word): full mark-scheme style answers

Worth £79.84 if bought lesson by lesson.

What’s inside

• ED3.01 Binary and denary
• ED3.02 Hexadecimal
• ED3.03 Binary addition and overflow
• ED3.04 Unsigned and sign and magnitude
• ED3.05 Two’s complement
• ED3.06 Logical and arithmetic shifts
• ED3.07 Characters: ASCII and Unicode
• ED3.08 Bitmap images
• ED3.09 Sound
• ED3.10 Units of data
• ED3.11 Calculating file sizes
• ED3.12 Compression: lossy and lossless
• ED3.13 Run-length encoding
• ED3.14 Why encrypt? The Caesar cipher
• ED3.15 The Vigenère cipher
• ED3.16 Pigpen and Rail Fence ciphers

Why teachers use it

• Mapped lesson by lesson to the specification, so coverage is easy to track
• Python 3 throughout, with Pearson pseudocode alongside
• Fully editable: adapt to your class, timings and school template
• Works for teaching, revision, cover lessons and homework

These are independent resources written for the Pearson Edexcel International GCSE (9–1) Computer Science specification (4CP0, Issue 1). They are not produced or endorsed by Pearson. Spec point numbers are Pearson’s, with a letter added where we split a statement across lessons.