MDBG English to Chinese dictionary - English to Chinese dictionary with Mandarin pinyin - learn Chinese faster with MDBG!
Clever - syncing between education applications for K-12 schools
wenlin - Wenlin Software for Learning Chinese
PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
Youdao Dictionary - Youdao is a search engine released by Chinese internet leviathan, NetEase in 2007.
Claroline - Claroline is a collaborative eLearning and eWorking platform.