{"type":"rich","version":"1.0","title":"Transcontinental Railroad: What Happened & Why","description":"Players match historical events from the Transcontinental Railroad to explanations of why each event mattered. The game builds skill in connecting what happened with its effect or significance in an informational text. (4.RI.3)","author_name":"Padlet Arcade","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1774592594852&hashid=3yjN5LJ6r4","html":"<iframe src=\"https://arcade.padlet.com/embed/3yjN5LJ6r4\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}