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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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Word Families and Root Words

English · Vocabulary · conceptual

Explore word families based on common root words, understanding how words are related in form and meaning through shared roots, prefixes and suffixes (e.g., solve → solution, solver, dissolve, insoluble)

What mastery looks like

  • Generate at least 4 words in a word family from a given root (e.g., from 'play': player, playful, replay, playground)
  • Explain how members of a word family are connected in meaning (e.g., 'solve, solution, dissolve all relate to finding answers or breaking apart')
  • Use knowledge of a word family to predict the meaning of an unfamiliar member (e.g., knowing 'act' helps understand 'actor', 'action', 'react')

Check your understanding

If Word Families and Root Words knows the word "cycle," can they work out what related words like "recycle," "bicycle," or "cyclist" mean by thinking about the shared root?

Prerequisites

Required first

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