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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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Friendships change over time

Personal & Social Development · Friendship & Cooperation · conceptual

Understand that friendships change over time — that it's normal for friends to drift apart or for new friendships to form — and develop strategies for making new friends and handling friendship changes without feeling like something is wrong with them

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What mastery looks like

  • Explain that friendships changing is normal and doesn't mean something is wrong
  • Describe a strategy for making new friends, such as joining a club or inviting someone to play
  • Talk about a friendship that changed and how they handled it

Check your understanding

If Friendships change over time's best friend starts spending more time with someone else, can they handle it without falling apart — understanding that friendships shift and they can make new friends too?

Prerequisites

Required first

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