Quiz & Learn Python is an iOS, Android, and Firefox OS app for testing and improving your knowledge of Python concepts. The app asks multiple-choice questions about Python code snippets, and offers a step-by-step visual debbugger as one of the lifelines.
Originally the app was developed for By The Mark Corp., a company I co-founded. Recently, I acquired the app.
The app has an analytics backend which gives me usage stats etc, written with Node.js.
Technology: Apache Cordova, Zepto.js, Topcoat, SASS, Node.js, PostgreSQL
More details: The app page at MobileIcecube