OCR GCSE Computer Science J277 – OC2.16 Programming practice: loops and selection

Bespoke, fully editable lesson for OCR GCSE (9–1) Computer Science (J277): OC2.16 Programming practice: loops and selection. Slides, worksheet and full answers.

Written for J277/02 Computational thinking, algorithms and programming, section 2.2 Programming fundamentals (spec 2.2.1.2, 2.2.1.3). Everything is editable, so you can adapt it to your class.

What’s included

• PowerPoint lesson (14 slides) with teacher notes on every slide
• Student worksheet (Word), ready to print or edit
• Answer sheet (Word) with mark-scheme style answers for every question

OC2.16 Programming practice: loops and selection

By the end of the lesson students can:

• Choose the right construct for a task: for, while, do … until or if
• Combine loops, selection, MOD and DIV in working programs
• Answer a Section B style question in ERL or Python, then test it

Worksheet sections: A. Choose the construct; B. Predict the output; C. Write programs; D. Section B style questions; E. Challenge

Every lesson includes

• Learning goals and a starter question
• Clear explanations, diagrams and worked examples (Python 3 throughout, with the OCR Exam Reference Language alongside)
• A quick check and a “your turn” task linked to the worksheet
• Exam-style questions with marks, and an exit ticket

Format

• PowerPoint (.pptx) and Word (.docx), fully editable
• Works in PowerPoint and Google Slides
• Bright, clear GCSE design, consistent across the whole course

These are independent resources written for the Cambridge OCR GCSE (9–1) Computer Science specification (J277, version 3.1). They are not produced or endorsed by OCR or Cambridge University Press & Assessment. Spec point numbers are our own numbering of the specification statements.