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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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Dinosaurs Were Real

Science · Dinosaurs & Paleontology · conceptual

Understand that dinosaurs were real animals that lived on Earth a very long time ago and are now extinct — none are alive today

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What mastery looks like

  • State that dinosaurs were real animals, not made up
  • Explain that 'extinct' means no living ones are left anywhere
  • Distinguish between 'a long time ago' and recent events like last year

Check your understanding

If Dinosaurs Were Real sees a dinosaur toy, can they tell you that real dinosaurs lived long ago but aren't alive any more?

Prerequisites

None — this is a foundational concept.

Unlocks (6 directly)