The previous page is sending you to https://www.eef.or.th/article-smiley-learning-box/%E0%B8%9E%E0%B8%8D-%E0%B8%A1%E0%B8%98%E0%B8%B8%E0%B8%A3%E0%B8%94%E0%B8%B2-%E0%B8%AA%E0%B8%B8%E0%B8%A7%E0%B8%A3%E0%B8%A3%E0%B8%93%E0%B9%82%E0%B8%9E%E0%B8%98%E0%B8%B4%E0%B9%8C/.

 If you do not want to visit that page, you can return to the previous page.