{"type":"rich","version":"1.0","title":"Boston Massacre: Primary vs. Secondary Sources","description":"Activity where students read short excerpts from primary and secondary sources about the Boston Massacre, compare how each source treats the topic, and answer multiple-choice questions about similarities, differences, emphasis, and point of view to evaluate what each contributes to understanding (RH.9-10.9).","author_name":"Padlet Arcade","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1774369325071&hashid=0GjJbl5YjA","html":"<iframe src=\"https://arcade.padlet.com/embed/0GjJbl5YjA\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}