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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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Comparing groups: more or fewer

Mathematics · Counting & Cardinality · conceptual

Compare two groups of objects to determine which has more, fewer, or whether they are equal, using matching and counting strategies

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What mastery looks like

  • Use one-to-one matching to compare two groups
  • State which group has more/fewer after counting both
  • Use the language 'equal to', 'more than', 'less than', 'fewer', 'most', 'least'

Check your understanding

If you put 6 raisins in one hand and 4 in the other and ask Comparing groups: more or fewer which hand has more, can they work it out — either by counting or just by looking?

Prerequisites

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