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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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Space Exploration Milestones

Science · Space Exploration · conceptual

Describe key milestones in human space exploration: the Space Race (Sputnik, Yuri Gagarin, Apollo 11 Moon landing), the Space Shuttle era, the International Space Station, and current missions (Artemis programme, Mars exploration plans, commercial spaceflight)

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What mastery looks like

  • Name Sputnik as the first satellite (1957) and Yuri Gagarin as the first person in space (1961)
  • Describe the Apollo 11 Moon landing (1969) with Neil Armstrong and Buzz Aldrin
  • Name at least one current space programme (Artemis, SpaceX, ISS) and describe its goal

Check your understanding

Can Space Exploration Milestones tell you about the history of space exploration — from the first satellite to the Moon landing to what’s happening now?

Prerequisites

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