OCR GCSE Computer Science J277 – OC2.45 Programming practice: search and sort – Lesson & Worksheet

Bespoke, fully editable lesson for OCR GCSE (9–1) Computer Science (J277): OC2.45 Programming practice: search and sort. Slides, worksheet and full answers.

Written for J277/02 Computational thinking, algorithms and programming, section 2.1 Algorithms (spec 2.1.3.1, 2.1.3.2). Everything is editable, so you can adapt it to your class.

What’s included

• PowerPoint lesson (13 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

OC2.45 Programming practice: search and sort

By the end of the lesson students can:

• Identify each search and sort algorithm from Python or ERL code
• Write and test a linear search and a binary search in Python
• Answer a Section B question that uses searching, in ERL or Python

Worksheet sections: A. The algorithms; B. Trace by hand; C. Write and test; D. Section B style question; 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.