Newsela: these are collections of news articles that reflect on the issues you're studying.
Native Americans in Colonial America
Causes of the American Revolution
Common Lit Narratives: these stories explain revolutionary events with vocabulary and helpful additional resources.
Common Lit: Valley Forge and the American Revolution
ReadWorks: Colonization and Revolutionary War
ReadWorks: Article A Day Revolutionary War
An encyclopedia divided by topics. You can use the Thirteen Colonies topic guide to get started.
This database has more sources than the one before. It also has a Thirteen Colonies topic guide, linked here.
United States History Dewey Decimal class: