simulators

Simulators you can try out

Explore syllabus ideas by changing inputs and stepping through each simulator. You can use the simulators without an account and follow links to the theory notes on educs.me.

• A1.1.5

  The CPU cycle

  Step through the fetch-decode-execute cycle and watch values move between registers and memory along the buses.

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• A1.2

  Binary & logic gates

  Change bits, practise base conversions, and test six gates with circuits and truth tables. Explore all seven symbols in the reference.

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• B2.4

  Sorting & searching

  Step through bubble sort, selection sort, linear search and binary search. For the sorting algorithms, predict what each comparison will do before revealing the next step.

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• A2.3

  The packet journey

  Watch one message split into packets that each take their own route. Turn on packet loss, watch the retransmission, and see packets that arrive out of order get put back in order at the destination.

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• A4

  Machine learning

  Explore machine learning with interactive demos. Build a k-NN decision boundary and compare accuracy with group outcomes using a loan dataset with biased historical labels.

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Codes like A1.1.5 name the syllabus section (the numbered part of the course outline) each simulator covers, so you can match them to your notes.