Lesson 4: Understanding algorithms

Children follow an algorithm as part of an unplugged game and learn to debug instructions when things go wrong

New statutory RSHE guidance is here. We’re creating our brand new RSE & PSHE scheme ready for September 2026. Learn more

Before the lesson

Download classroom resources

Learning objectives

  • To learn that an algorithm is a set of instructions to carry out a task, in a specific order
  • To follow an algorithm as part of an unplugged game
  • To learn to debug instructions, with the help of an adult, when things go wrong

EYFS outcomes

Personal, social and emotional development

  • ELG: Managing self: Be confident to try new activities and show independence, resilience and perseverance in the face of challenge.

 

Mathematics

  • Count objects, actions and sounds. 
  • Link the number symbol (numeral) with its cardinal number value. 
  • Count beyond ten. 

 

Characteristics of Effective Learning

  • Playing and exploring
  • Active learning
  • Creating and thinking critically

 

Outcomes taken from Development Matters, 2021.

ELGs taken from the Statutory framework for the EYFS, 2021.

Activity

Teacher notes

Key vocabulary

Prompts for learning

Observations

Next steps

To experiment with programming a Bee-Bot/Blue-Bot and to learn how to give simple commands.

To learn to debug instructions, with the help of an adult, when things go wrong.

Make a note any specific next steps for individual children.

Created by:
Sophie Pickles,  
Computing specialist
Sophie is an expert Early Years consultant. She has spent many years both teaching in Reception and leading, in her role of Head of Early Years and senior manager at an outstanding-rated, child-led setting. Sophie now works with many national educational…
Find out more
Please don’t screenshot or copy images from this page.
Kapow Primary resources are created by teachers and protected by copyright. Copying images or slides into your own presentations (for example using the Snipping Tool) counts as reproducing the resource and isn’t permitted under the Kapow licence.
This resource is being accessed through your school’s Kapow licence.
Thank you for respecting the work of the teachers who create these materials.