{"type":"rich","version":"1.0","title":"机器人数学：数位值","description":"将机器人展示的百位以内数字与它们的展开形式配对的数位值活动","author_name":"Padlet TA","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1768721723598&hashid=0GjJ0yvJKA","html":"<iframe src=\"https://arcade.padlet.com/embed/0GjJ0yvJKA\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}