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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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Savanna & Grassland Animals

Science · Animals of the World · conceptual

Explore animals of the grasslands and savanna — lions, zebras, wildebeest, elephants, cheetahs in African savanna; bison and prairie dogs in American grasslands — understanding why large herds form on open grasslands and how predators and prey interact in these wide-open spaces

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What mastery looks like

  • Names at least 5 grassland/savanna animals
  • Explains that herding provides safety in numbers against predators
  • Describes the predator-prey relationship (e.g., lions hunt zebras)
  • Knows grasslands/savannas are wide-open habitats with few trees

Check your understanding

If Savanna & Grassland Animals sees pictures of the African savanna, can they name at least four animals that live there and explain why some animals like zebras live in large herds?

Prerequisites

Required first

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