Wikipedia
GCompris is a software suite comprising educational entertainment software for children aged 2 to 10. GCompris was originally written in C and Python using the GTK+ widget toolkit, but a rewrite in C++ and QML using the Qt widget toolkit is since early 2014 in process. GCompris is free and open-source software subject to the requirements of the GNU General Public License version 3 and has been part of the GNU project.
The name GCompris is a pun, in the French language is pronounced the same as the phrase "I have understood", J'ai compris .
It is available for Linux, Mac OS X and Windows. Binaries compiled for Microsoft Windows and Mac OS X are distributed with a restricted number of activities; it is possible to access all the activities for a fee.