Primary and secondary sources
Primary sources provide direct evidence from the time or activity being studied.
Explore the lesson →Learning path01 02 03
Build understanding one idea at a time.
Read in order or select a topic. The suggested grade range is 6–10; educators should assess suitability for their learners.
Trace a claim upstream
A repeated claim is not necessarily independently verified.
Explore the lesson →Read images in context
An image can be authentic but used with a misleading caption or date.
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