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Year 8 Unit 1 Lesson 6 Machine Learning

Jackie Metler

Created on June 22, 2026

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Transcript

Lesson Title

Start

Lesson Warm Up

This is a quick lesson starter.

Key Learning

Key learning content here.

👩 Jamie: “Have you ever wondered how your phone recognises your face?”👦 Alex: “Or how YouTube knows what videos I’ll like?”👩 Jamie: “That’s all thanks to Artificial Intelligence and Machine Learning!”

Key Learning

Key learning content here.

👦 Alex: “What is machine learning?”👩 Jamie: “It’s when computers learn from data instead of being told exactly what to do.” ✅ Computers learn patterns from data✅ They improve over time 👦 Alex: “So it’s like teaching a computer to learn by itself?”👩 Jamie: “Exactly!”

Key Learning

Key learning content here.

👦 Alex: “Is machine learning the same as AI?”👩 Jamie: “Machine learning is part of AI.” 🤖 Artificial Intelligence (AI) = machines acting smart📊 Machine Learning = how they learn from data 👦 Alex: “So ML is a way to make AI work?”👩 Jamie: “Yes!”

Key Learning

Key learning content here.

👩 Jamie: “AI is all around us.” 📱 Smartphones (face recognition)🗣 Voice assistants (Alexa, Siri)🚗 Sat-nav apps🎮 Video games 👦 Alex: “I didn’t realise I use AI every day!”

Key Learning

Key learning content here.

👩 Jamie: “Lots of industries use AI.” 🏥 Healthcare → helps diagnose diseases🎬 Streaming → recommends shows🚗 Self-driving cars → detect roads and traffic 👦 Alex: “So AI can even drive a car?!”

Key Learning

Key learning content here.

👦 Alex: “Has AI been around for a long time?”👩 Jamie: “Yes! In 1997, Deep Blue beat a world chess champion.” ♟ Played against Garry Kasparov🤖 Used data and rules to win 👦 Alex: “That showed machines can compete with humans!”

Key Learning

Key learning content here.

👩 Jamie: “AI gets better over time.” 🔁 It learns from new data📈 Improves accuracy Example:

  • First guesses wrong
  • Learns from mistakes
  • Gets better next time
👦 Alex: “So learning = machine learning!”

Key Learning

Key learning content here.

👦 Alex: “What’s the difference again?”👩 Jamie: 🤖 AI: The big idea (machines being smart)📊 ML: The method (learning from data) 📌 Not all AI uses machine learning📌 Most modern AI does

Key Learning

Key learning content here.

👩 Jamie: “There are different types of machine learning.”

  1. ✅ Supervised learning (human helps)
  2. ✅ Unsupervised learning (no answers given)
👦 Alex: “So sometimes computers are taught, and sometimes they explore!”

Key Learning

Key learning content here.

👩 Jamie: “In supervised learning, humans provide answers.” Example:📸 Pictures labelled “cat” or “dog” The computer learns:

  • What cats look like
  • What dogs look like
👦 Alex: “So humans help train it!”

Key Learning

Key learning content here.

👩 Jamie: “Classification is when AI sorts data into groups.” Example:📧 Emails → spam or not spam Steps:

  1. Learn from labelled data
  2. Recognise patterns
  3. Predict the category
👦 Alex: “So it’s like sorting things into boxes!”

Key Learning

Key learning content here.

👦 Alex: “What about unsupervised learning?”👩 Jamie: “That’s when no answers are given.” 📊 The computer finds patterns on its own Example:

  • Grouping customers by buying habits
👦 Alex: “So it figures things out by itself!”

Key Learning

Key learning content here.

👩 Jamie: “Before machine learning, computers followed strict rules.” Old way:➡️ Programmer gives exact instructions Machine learning:➡️ Computer learns from data 📌 Example:

  • Old: “If red light → stop”
  • ML: learns from lots of driving data
👦 Alex: “That makes it much smarter!”

Key Learning

Key learning content here.

Key Learning

Key learning content here.

👩 Jamie: 📊 More data → better learning📈 Better patterns → better predictions Example:

  • More photos → better face recognition
👦 Alex: “So data makes AI smarter over time!”

Lesson Warm Up

Lesson Warm Up

Lesson Warm Up

Lesson Warm Up

Lesson Warm Up

👩 Jamie: “Let’s recap!” ✅ Machine learning = learning from data✅ It powers AI systems✅ Used in healthcare, cars, and apps✅ Finds patterns and improves over time 👦 Alex: “AI is learning just like us!”👩 Jamie: “And it’s changing the world!” 🚀