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Education Concept Tracker

A prerequisite knowledge graph of 1590 learning concepts across 8subjects. Track what you've mastered and see exactly what you're ready to learn next — the topics whose prerequisites you've already met. Built on the Marble Open Skill Taxonomy.

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Knowledge-graph map

Computing
Mastered Ready to learn LockedHover a node for its description · click to open
Computers in Everyday L…Computers in Everyday Life — frontier Identifying computers in everyday life — not just laptops but phones, tablets, smart speakers, traffic lights, washing machines; what makes something a computerReal-World RobotsReal-World Robots — locked What a robot really is — not the sci-fi version; robots in factories, robot vacuum cleaners, robot arms in surgery; that robots follow instructions given by peopleSmart Versus Not-Smart…Smart Versus Not-Smart Devices — locked Sorting objects into 'smart' (can sense and respond) and 'not smart' (just sits there); a toaster vs a smart speaker; introduction to the idea that some machines can sense and respond to the worldStep-by-Step Instructio…Step-by-Step Instructions — locked Step-by-step instructions for everyday tasks (making a sandwich, brushing teeth); that if instructions are wrong or missing, things go wrong; computers follow instructions exactly
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Firsthand and Secondhand Accounts

English · Reading Comprehension · conceptual

Compare and contrast a firsthand account (autobiography, diary, letter) with a secondhand account (biography, textbook, news report) of the same event or topic, identifying differences in focus and information provided

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What mastery looks like

  • Explain the difference between a firsthand account (written by someone who experienced the event) and a secondhand account (written by someone who researched it), using specific examples
  • Compare a diary entry and a textbook passage about the same historical event, identifying what each account includes, omits, and emphasises
  • Analyse how the perspective of the writer (participant vs observer/researcher) affects the information provided, the language used, and the overall tone

Check your understanding

If Firsthand and Secondhand Accounts reads both a diary entry by someone who was at a historical event and a textbook account of the same event, can they explain what's different about the two — like what details each one includes and why?

Prerequisites

Required first

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