{"type":"rich","version":"1.0","title":"Seeing Structure in Expressions","description":"Players answer multiple-choice questions about which rewrite is equivalent, which pattern an expression shows, or which step best exposes structure. The questions build skill in spotting efficient algebraic rewrites without doing unnecessary computation. This activity aligns to educational standard HSA.SSE.A.2.","author_name":"Padlet Arcade","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1774342406747&hashid=9LKlNDVQjD","html":"<iframe src=\"https://arcade.padlet.com/embed/9LKlNDVQjD\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}