{"type":"rich","version":"1.0","title":"Introduction to Complex Numbers","description":"Players complete statements and expressions by dragging in missing chips like i, -1, a, b, real, or bi. Items can include prompts such as 'i² = __' and 'Every complex number can be written as __ + __.' (HSN.CN.A.1)","author_name":"Padlet Arcade","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1774393640949&hashid=EZrX5Axbj7","html":"<iframe src=\"https://arcade.padlet.com/embed/EZrX5Axbj7\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}