{"type":"rich","version":"1.0","title":"導體與絕緣體","description":"一個辨識電的導體與絕緣體的互動分類活動，學生將銅線、橡皮筋、鋁箔等物品分類至導體或絕緣體兩個類別。","author_name":"Padlet TA","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1767922015471&hashid=mVraz36Rj1","html":"<iframe src=\"https://arcade.padlet.com/embed/mVraz36Rj1\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","width":720,"height":480,"provider_name":"Padlet Arcade","provider_url":"https://arcade.padlet.com"}