据了解，白云区自2009年开始探索课改。目前课改已覆盖辖区254所中小学、21.4万学生，规模之大全国罕见，实现了全方位、多层次、广覆盖，并形成了“十大模式”。

It is understood,Baiyun area since 2009 began to explore class changes.Current curriculum reform has covered area 254 primary and secondary schools/21.4 students,The scale of the rare,Realize the all-round/multi-level/Wider coverage,And formed the"Ten large model".

　　上学不用做家庭作业，竞选班干要展示才艺，让学生大胆走上讲台……在昨日的论坛上，广州市第八十中学、广外外校、广外附属中小学、颐和实验小学、黄边小学、集贤小学、江村中学、景泰中学、培英实验中学、颜乐天纪念中学的校长分别上台发言，展示了课改一线的成效和经验。(记者黄伟 )

School don't have to do homework,Campaign class dry to show their talent,Let the students bold up onto the platform...In yesterday's on the BBS,Guangzhou eighty middle school/Finally this/This attached elementary and middle schools/Already and experimental primary school/Yellow edge elementary school/Jixian elementary school/Jiang village middle school/JingTai middle school/Culture the experimental middle school/Yan lotte memorial school principal speech on the stage, respectively,Show the class changes a line results and experience.(29 (reporter )