Year 7 – Lesson 4 – Routing

Curriculum KS3 Unit Lesson

This lesson explores how data packets are directed along different routes using a network device called a router. Learners will discover what a router is and its purpose. They will reflect on the difference between a hop and hop count. Finally, learners will understand how time to live affects a data packet.

Learning objectives

  • Outline how routers direct data packets
  • Illustrate hops in a packet’s network journey
  • Outline why packets have a time limit to reach their destination from the source

Package contents

  • Lesson plans
  • Slide decks
  • Learner resources
  • Homework