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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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Expressing & Justifying Opinions

English · Speaking & Listening · procedural

Articulate and justify answers, arguments, and opinions; participate in discussions, presentations, performances, role play, and debates

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What mastery looks like

  • State an opinion and give a reason (e.g. 'I think ... because ...')
  • Participate in a class presentation or performance with confidence
  • Explain thinking when answering a question rather than just giving a one-word answer

Check your understanding

When Expressing & Justifying Opinions disagrees with something or has an opinion, can they say why they think that and back it up with a reason rather than just saying "because I just do"?

Prerequisites

None — this is a foundational concept.

Unlocks (1 directly)