Chinese Dictionary with stroke order 漢典
http://www.zdic.net/
http://www.zdic.net/
数字内容自学模块;在线听、说训练模块;普通话语音发音评判、识别模块;在线视频播放系统;离线同步学习专用客户端学习软件;Mp3、pdf、video等多格式学习辅助资料下载模块;在线即时汉语分析工具;后台管理系统。特色功能包括:在线教室、课程语音训练、书写交互训练、教学资源库和在线社区等。
Quizlet contains several functions for vocabulary learning, learn, speller, test, scatter and race. It also contains the vocabulary learning resource for Chinese made Easy and Easy steps to Chinese.