By Elimu Assistant Team 
LESSON PLAN 53: Problem Solving and Algorithm Design (Double Lesson – 80 minutes)
Class: Grade 10
Subject: Computer Studies
Strand: 3.0 Software Development
Sub Strand: 3.1 Program Development Overview
Lesson Duration: 40 minutes
Date:
Key Inquiry Question (Starter)
“How do we break down complex problems into algorithms?”
Specific Learning Outcomes
- Design algorithms to solve real-life problems
- Appreciate the importance of using algorithms in problem solving
- Demonstrate creativity in algorithm construction
Learning Experiences
- Use pseudocodes and flowcharts to solve a real-life problem
- Discuss the significance of algorithms in problem solving
- Seek alternative ways of using algorithms
Learning Resources
- Projector and computer
- Whiteboard and markers
- Computer Studies textbook (case studies section)
- PowerPoint presentation: Problem-solving methodology
- Printed handouts: Problem analysis template, evaluation rubric, grid paper
- Large chart paper for group work
- Markers, rulers, coloured pencils
- Video: Real-world algorithm applications (3 minutes)
- Sample problem scenarios (printed)
- Student exercise books
Lesson Structure
Introduction (10 min)
- Project Key Inquiry Question
- Show video: Algorithms in banking, online shopping, navigation systems
- Brainstorm on whiteboard: “What problems in our school/community could be solved with step-by-step procedures?”
- Project selected complex problem: School Library Book Borrowing System
- Display system requirements on slide
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