Kalzium is a program that shows you the Periodic Table of Elements.
2048
You may close 2048 at any time. It saves your progress for next time you open the game.
Arta
Artha is a free cross-platform English thesaurus that works completely off-line and is based on WordNet
Kanagram
Kanagram is a game based on anagrams of words: the puzzle is solved when the letters of the scrambled word are put back in the correct order.
GCompris
GCompris is a high quality educational software suite, including a large number of activities for children aged 2 to 10.
GeoGebra
Get our free online math tools for graphing, geometry, 3D, and more!
Dictionary
This program allows you to search different kinds of dictionary services for words or phrases and shows you the result.
Marmol
Marble is a virtual globe and world atlas — your swiss army knife for maps that you can use to learn more about the Earth and other planets.
Stellarium
Stellarium is a free open source planetarium for your computer.
KStars
KStars is a Desktop Planetarium by KDE. It provides an accurate graphical simulation of the night sky, from any location on Earth, at any date and time.