Science & more

Avogadro icon
A molecular editor for generating interactive 3D models
Freeplane icon
Design mind maps with all kinds of possibilities
Stellarium icon
Explore the stars from your desktop
GeoGebra icon
Tool for studying geometry, algebra and calculus.
Tux of Math Command icon
Practice your math skills with Tux
Alchemists Challenge icon
Collection of chemistry tests that make it easier to learn
Elements icon
Basic periodic table with features of every element
DigitizeIt icon
Edit graphic data easily
Graphmatica icon
A simple way of drawing equations
SpeedCrunch icon
A high-precision scientific calculator
World of Where icon
An educational application to test your political geography knowledge
Math Stars Plus icon
Math competitions for little kids
Celestia icon
Discover the secrets of the universe with this planetarium
SpaceTime icon
Solve complex mathematical operations and create graphs
Phet icon
Check out a fun way to learn physics and chemistry
SkyORB icon
An observatory for studying the night sky
Scilab icon
Programming language for advanced numerical computation
AlgeBasics icon
Lose your fear of algebraic operations
Trigger icon
Some help to solve trigonometry problems
Phun icon
A funny physics simulator, also for Mac