A series of activities to introduce students to 2D arrays.
This is an area my students regularly struggled with understanding the concept.
This year their test results were much improved compared to my last year groups - I believe this is mainly down to spending more time on getting students to visualise where data is, how it is stored and accessed.
We spent a week on this activity - discussing the theory at the beginning of the lesson, tracing the execution, coding the solutions and then practicing writing flow charts for the equivalent pseudocode.
I also updated this to work with records, but I will upload as a separate resource,
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