Top rated in Science
It is a system for the manipulation of symbolic and numerical expressions.
Biological sequence alignment editor.
River Analysis System (RAS) to perform water flow analysis and computations.
high precision & powerful desktop calculator.
Draw electrical & electronic, pneumatic, hydraulic...
Here we have the best Math program, a language for technical computing.
Simulate and run complete analysis of hydraulic systems.
Cropwat calculates the amount of water needed for the irrigation of crop fields.
Collection of physics simulations from University of Colorado.
Designed to help users create virtual electromechanical systems.
Is a package for designing single-sided and double-sided printed circuit boards.
An analog simulator, utilized for graphically analyzing any dynamic system.
With this SDK, developers can embed World Wind tech in their own applications.
Create and destroy planets, solar systems, galaxies, or even galaxy clusters.
Free cross-platform English thesaurus that works completely off-line.
Great software for building your family tree.
Microsoft Math Worksheet Generator creates multiple math practice problems.
It is a program that helps you discover and preserve your family’s heritage.
E-Notebook Ultra electronically organizes information.
It can be your first, last, and only line of offense against mathematics.
Matchcad offers mathematical solutions to challenges encountered by engineers.
Reference on physical constants...
PAF is a genealogy program useful to help you store family history records.
A screensaver/program that displays the planet Earth revolving around the Sun.
Data analysis and visualization program.