Chapter 1: Representing and Transmitting Information

  1. Lesson 1: Personal Innovations
  2. Lesson 2: Sending Binary Messages
  3. Lesson 3: Sending Binary Messages with the Internet Simulator
  4. Lesson 4: Number Systems
  5. Lesson 5: Binary Numbers
  6. Lesson 6: Sending Numbers
  7. Lesson 7: Encoding and Sending Formatted Text

Big Questions

  • Why do computers use binary to represent digital information?
  • How does data physically get from one computer to another?
  • Are the ways data is represented and transmitted with computers laws of nature or laws of man?

Enduring Understandings

  • 2.1 A variety of abstractions built upon binary sequences can be used to represent all digital data.
  • 3.3 There are trade offs when representing information as digital data.
  • 6.2 Characteristics of the Internet influence the systems built on it.
  • 7.2 Computing enables innovation in nearly every field.

Optional Lessons

Chapter 2: Inventing the Internet

  1. Lesson 8: The Internet is for Everyone
  2. Lesson 9: The Need for Addressing
  3. Lesson 10: Routers and Redundancy
  4. Lesson 11: Packets and Making a Reliable Internet
  5. Lesson 12: The Need for DNS
  6. Lesson 13: HTTP and Abstraction on the Internet
  7. Lesson 14: Practice PT- The Internet and Society

Big Questions

  • Who and what is "in charge" of the Internet and how it functions?
  • How is information transmitted from one computer to the other when they are not directly connected?
  • How can the Internet keep growing? How does that work?

Enduring Understandings

  • 2.1 A variety of abstractions built upon binary sequences can be used to represent all digital data.
  • 6.1 The Internet is a network of autonomous systems.
  • 6.2 Characteristics of the Internet influence the systems built on it.
  • 7.3 Computing has a global affect - both beneficial and harmful - on people and society.

Optional Lessons