Lesson 5: Understanding packets

Through a practical activity, children learn that websites are split into small pieces, sent via the Internet which are encoded with information to get them to the right place

Learning Objectives

  • Understanding the role of packets

  • Explaining that routers connect together to send information

  • Understanding that websites are too big to send whole

  • Recognising that each packet will take its own route

Lesson Plan

Understanding what packets are
See the plan

Teacher Video: Understanding packets


Packets Sheet
Created by:
Sway Grantham,  
Computing specialist
Sway Grantham (@SwayGrantham) is a Primary School Teacher, a CAS Master Teacher and Specialist Leader in Education for Primary ICT. She also has a BCS Certificate in Computer Science Teaching (Primary). She has written several curricula and conducted research into the…
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