Science & more
Stellarium: detailed virtual planetarium with 120k stars, customizable navigation system.
Phet offers interactive simulations for learning physics and chemistry laws. Available in multiple languages.
GeoGebra: Open-source tool for learning geometry, algebra, and calculus.
Freeplane: tool for creating mind maps with various options, features.
Free astronomy software for Mac - visualize the universe in 3D.
Math Stars Plus promotes basic arithmetic through quizzes with time limits.
Phun is a physics-based game where you create objects and machines.
Elements: detailed periodic table with many properties, interactive features available.
Trigger for Mac helps with difficult trigonometry using visual aids.
Interactive tool for exploring universe - stars, planets, galaxies, orbiting bodies.
SpaceTime: Multiplatform math app for simple to complex operations, graphics.
Jmol allows viewing 3D chemical structures, adds animations, file formats.
High-precision calculator with 50 preset math functions and unique features.
DigitizeIt extracts data from chart images, requires some expertise, useful tool.
Graphmatica: easy-to-use math app for creating graphics and equations.
SkyOrb: 3D planetarium for Mac OS X Leopard, celestial exploration.
Educational game for kids practicing math skills, destroy asteroids with math problems.
Algebra can be confusing; AlgeBasics simplifies it for everyone.
World of Where helps learn political geography through quizzes and tests.
Alchemist's Challenge teaches chemical elements through quizzes and tests.
Easily alter your voice.