Lesson 1: Barcodes
Understanding how barcodes and QR codes work and discovering their real-world applications.
Learning objective
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Success criteria
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National curriculum
Cross-curricular links
Before the lesson
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Lesson plan
1. Recap and recall
Before starting the unit, check that the children can recall:
Some ways in which data can be transmitted or collected.
Types of software they have previously used to store or collect data.
Reasons why data collection and analysis are important.
The type of data the Mars Rover was collecting.
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Adaptive teaching
Assessing progress and understanding
Vocabulary definitions
Created by:
Maintained by: Kapow Primary teamLast update: 15 April 2026