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Python programming with sequences of data

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Threads

Why this why now

Having already written Python programs that handle input, output, calculations and control flow, pupils are now ready to explore how data can be stored and processed in sequences such as strings and lists. This unit develops their understanding of how to work with collections of data, moving from accessing individual elements to manipulating entire sets. Learning these techniques at this stage helps pupils see how structured data makes programs more efficient, preparing them to solve increasingly complex problems where handling and organising information is essential.

Prior knowledge requirements

  • Pupils can write text-based programs that use sequence, selection and iteration structures.
  • Pupils can create and use variables in text-based programs.
  • Pupils can input and output data in text-based programs.

Threads

Why this why now

Having already written Python programs that handle input, output, calculations and control flow, pupils are now ready to explore how data can be stored and processed in sequences such as strings and lists. This unit develops their understanding of how to work with collections of data, moving from accessing individual elements to manipulating entire sets. Learning these techniques at this stage helps pupils see how structured data makes programs more efficient, preparing them to solve increasingly complex problems where handling and organising information is essential.

Prior knowledge requirements

  • Pupils can write text-based programs that use sequence, selection and iteration structures.
  • Pupils can create and use variables in text-based programs.
  • Pupils can input and output data in text-based programs.