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KStars
desktop planetarium for KDE 4
89,637 users
Kalzium
periodic table and chemistry tools for KDE 4
79,389 users
KTouch
touch typing tutor for KDE 4
72,731 users
Stellarium
real-time photo-realistic sky generator
70,538 users
Educational suite GCompris
Educational games for small children
69,960 users
KmPlot
mathematical function plotter for KDE 4
68,481 users
Tux Paint
A paint program for young children
66,478 users
Kig
interactive geometry tool for KDE 4
63,711 users
KHangMan
Hangman word puzzle for KDE 4
63,282 users
Kanagram
jumble word puzzle for KDE 4
61,379 users
KBruch
fraction learning aid for KDE 4
60,142 users
KTurtle
Logo educational programming environment for KDE 4
59,664 users
KWordQuiz
flashcard learning program for KDE 4
57,386 users
Tux Typing
Educational Typing Tutor Game Starring Tux
53,426 users
Marble
Marble globe and map widget
44,667 users
KGeography
geography learning aid for KDE 4
42,760 users
KLettres
foreign alphabet tutor for KDE 4
42,286 users
Celestia (GNOME)
A real-time visual space simulation (GNOME frontend)
36,565 users
KAlgebra
algebraic graphing calculator for KDE 4
35,887 users
Step
interactive physical simulator for KDE 4
35,000 users