Building the Transcontinental Railroad

Mission Brief #40

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Become a 5-minute expert on this.

⚡ The twist

There's always more than one side to the story.

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The Roman Empire spread across Europe, North Africa, and the Middle East. Rome built roads, aqueducts, and legal systems. Architectural innovations like the arch and dome still influence building today.

Key facts

Remember these

1Timelines show events in order.
2Cause and effect explain why things happen.
3Oral histories preserve community stories.

Then & Now

History isn't really 'history' — it shapes today, every day.

Question 1 of 2

Which is a secondary source?

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Question 2 of 2

What is a primary source?

How sure?😐 maybe

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Building the Transcontinental Railroad

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