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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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Advanced Punctuation for Clarity

English · Grammar & Punctuation · procedural

Use punctuation confidently and accurately for effect and clarity — including semicolons to link related clauses, colons to introduce lists or explanations, dashes and parentheses for parenthetical information, ellipsis for omission or suspense, and commas for coordinate adjectives and nonrestrictive elements

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What mastery looks like

  • Use a semicolon to link two closely related independent clauses without a conjunction
  • Set off a nonrestrictive clause with commas and explain why the commas are needed
  • Use a colon to introduce an explanation or elaboration, and a dash for a dramatic aside

Check your understanding

When Advanced Punctuation for Clarity writes a complex piece — like an essay or a detailed story — do they use advanced punctuation like semi-colons, colons, dashes, and ellipses confidently and accurately to shape meaning and style?

Prerequisites

Required first

Unlocks (0 directly)

None.