This app uses data provided by the University of Toronto Department of Computer Science Teaching Labs (formerly CDF).
The project is open source and available on GitHub: https://github.com/arkon/CDFLabs
Author: Eugene C
Market link: me.echeung.cdflabs
Web site: http://www.echeung.me/
Market downloads: 100-500
Market rating: 4.3 / 5.0