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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

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Evidence from the Past

History · Historical Thinking · meta

Understand that everything we know about the past comes from evidence — objects, buildings, pictures, documents, and stories that have survived

What mastery looks like

  • Wineburg historical thinking framework
  • Historical Thinking in the Elementary Years (ERIC)

Check your understanding

When Evidence from the Past learns about something that happened long ago, do they ask how we know about it — and understand that someone had to find or leave behind that evidence?