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Stellarium
real-time photo-realistic sky generator
70,538 users
earth3d
Map client displaying a 3D model of the world
23,339 users
Childsplay
Suite of educational games for young children
30,866 users
KStars
desktop planetarium for KDE 4
89,637 users
Tux Paint
A paint program for young children
66,478 users
Genius Math Tool
advanced general purpose calculator program (Gnome frontend)
9,290 users
Celestia (GNOME)
A real-time visual space simulation (GNOME frontend)
36,565 users
OpenUniverse Space Simulator
3D Universe Simulator
14,762 users
Educational suite GCompris
Educational games for small children
69,960 users
Scilab
Scientific software package for numerical computations
18,545 users
Oregano
tool for schematical capture of electronic circuits
13,224 users
KSimus Circuit Simulator
KDE tool for simulating electrical circuits
9,728 users
Linux Letters and Numbers
GTK letters-learning game for small children
9,821 users
Achilles Life Simulator
An artificial life and evolution simulator
15,143 users
Kalzium
periodic table and chemistry tools for KDE 4
79,389 users
BibleTime
A bible study tool for Qt
14,676 users
FreeMat
mathematics framework (mostly matlab compatible)
4,429 users
KTouch
touch typing tutor for KDE 4
72,731 users
Molecules Viewer
GNOME chemistry utils (helper applications)
16,061 users
KGeography
geography learning aid for KDE 4
42,760 users