
A complete, classroom-ready classification algorithms teaching resource for beginner Computer Science, ICT, STEM, digital literacy, artificial intelligence, machine learning and data science lessons.
This no-prep lesson pack introduces students to key classification methods used in machine learning, including K-Nearest Neighbours, Decision Trees, Support Vector Machines and Random Forests.
Students learn what classification means, how models assign labels to data, how different algorithms make decisions, and why evaluation matters when AI systems are used for real-world classification tasks.
No advanced AI, machine learning or data science experience is required. The resource is suitable for secondary school, high school, vocational education, beginner Python courses and introductory machine learning units.
What is included
Full Teacher Pack PDF and editable DOCX
Lesson Plan PDF and DOCX
Student Worksheet PDF and editable DOCX
Answer Key PDF and DOCX
Summary Notes PDF and DOCX
Printable Activity Cards PDF and DOCX
Exit Tickets PDF and DOCX
Teacher Handbook PDF and DOCX
PowerPoint slide deck
800 × 600 TES cover image
Read Me First file
Students will learn to
Explain what classification means in machine learning
Identify examples of classification tasks such as spam detection, medical screening and image labelling
Understand how K-Nearest Neighbours classifies data using distance and similarity
Explain how Decision Trees split data using simple questions
Understand the basic idea of Support Vector Machines and decision boundaries
Explain how Random Forests combine many decision trees to improve reliability
Compare classification algorithms using strengths, limitations and suitable use cases
Recognise why accuracy, confusion matrices and responsible evaluation matter
Connect classification systems with fairness, bias, transparency and real-world AI risks
Ideal for
Computer Science lessons
ICT and digital skills lessons
STEM enrichment
Beginner Python lessons
Artificial intelligence and machine learning units
Data science introduction lessons
Classification and model evaluation lessons
Secondary, high school and vocational education
Non-specialist teachers introducing machine learning algorithms
Series information
This is Unit 07 of the AI & Machine Learning Fundamentals Series.
Start with the free introductory unit:
Unit 01 – Introduction to Artificial Intelligence
Previous units:
Unit 02 – AI Development Environment Setup
Unit 03 – Data Handling with NumPy & Pandas
Unit 04 – Data Visualisation with Matplotlib & Seaborn
Unit 05 – Introduction to Machine Learning
Unit 06 – Scikit-learn in Depth
This final unit completes the beginner-friendly AI & Machine Learning Fundamentals teaching sequence.
This resource can be used as a standalone complete lesson pack or as part of the full beginner-friendly AI and Machine Learning teaching sequence.
Resource details
Resource type: Lesson (complete)
Age range: 14-16, 16+
Subject: Computer Science
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