A phone number can reveal whether a device is active
A Free, complete, open source universal assessment/exam platform
Web IDE in single HTML file
Chinese Words Study (HSK 1–5) on Desktop and Phone
This simple android game allows people to test their math skills.
GeoStoryteller allows you to create stories about physical places.
Library to perform read/write of ID3 tags in MP3 files
The MovilQuiz Lite module converts quizzes to mobile format.
World history plays out down to street level on a detailed map.