Lesson 2

What's Inside a Computer?

In this unplugged lesson, students will explore the inner workings of a computer through a creative lens, naming and describing five common hardware components that make up a computer. They will read Chapters 3-5 of Journey Inside the Computer to learn more about these components. Then, students will build their own computer out of paper and other craft materials.

Agenda

  1. Ask: "What is inside a computer?"
  2. Read: Journey Inside the Computer Ch. 3-5 (p. 20-33)
  3. Build a Paper Computer (Part 1 of 2)
  4. Reflection & Close-Out:
    • What did Ruby discover inside the computer?
    • What surprised you about the things Ruby discovered inside the computer?
    • What part of the computer you created today are you most proud of?

Materials

  • Hello Ruby Journey Inside the Computer book
  • Build a Paper Computer slidedeck
  • projector, connected to a computer
  • My First Computer handout: 8.5x11 / 11x17
  • scissors
  • glue or tape
  • string, yarn, or pipe cleaners
  • other art supplies (optional)

Vocabulary

computer science: a field in which people use the power of computers to solve big problems

Additional Resources

Standards

CA CSS: K-2.CS.2 Explain the functions of common hardware and software components of computing systems.