{"type":"rich","version":"1.0","title":"快樂牙齒還是難過牙齒？","description":"一個將食物圖片分類為快樂牙齒（健康）和難過牙齒（含糖）的牙齒衛生分類活動。","author_name":"Padlet TA","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1767922015471&hashid=WvKPGkLEpg","html":"<iframe src=\"https://arcade.padlet.com/embed/WvKPGkLEpg\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}