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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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Magna Carta and Limiting Royal Power

History · Medieval Times · conceptual

King John, the barons' revolt, and the sealing of the Magna Carta in 1215; what the Magna Carta said about limiting the king's power; its lasting importance for democracy and rights

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What mastery looks like

  • Explain why the barons rebelled against King John
  • Describe what the Magna Carta said (the king must follow the law too, fair trial rights)
  • Explain why the Magna Carta still matters today (foundation of democracy and human rights)

Check your understanding

Could Magna Carta and Limiting Royal Power tell you what the Magna Carta is and why a document from 1215 is still considered important today?

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