{"type":"rich","version":"1.0","title":"暖色と寒色","description":"生徒が「火と氷」をテーマに、赤、オレンジ、黄、緑、青、紫の色見本（画像）と色名（テキスト）を「暖色（火のような色）」と「寒色（氷のような色）」の2つのカテゴリに分類するアクティビティ","author_name":"Padlet TA","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1767922011039&hashid=mVrazzExj1","html":"<iframe src=\"https://arcade.padlet.com/embed/mVrazzExj1\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}