FluidSIM

Program to create exciting electro-pneumatic circuits

SnapGene Viewer

Observe DNA sequences

ChemSketch

Tool to learn chemistry by drawing compound structures

Physics 101 SE

Learn physics and calculate anything whenever you want

Complete Anatomy

Study every single detail of how the human body works

Biogenesis

Observe the evolutionary process of various organisms

QPeriodicTable

Discover all the secrets of the chemical elements

Physion

2D virtual physics laboratory

Algodoo

A fun way to learn physics

ArgusLab

Application to view and develop molecules

Curved Spaces

Represent interconnected universes on your PC

Serial Cloner

Molecular biology application

PhET

Carry out dozens of scientific experiments from your PC

Speak+

Windows tool to learn to pronounce languages

EniG. Periodic Table of the Elements

Free periodic table of elements with many extra features

Model ChemLab

Simulate a chemistry lab on your PC

CmapTools

Tool to easily create mind maps

Visio Stencils

Collection of objects to create diagrams with Visio

LanFlow

Create diagrams about any communications system

Mindomo

Create mind maps from your desktop

EDraw Mind Map

Arrange your ideas with this mind map program

DiagramPainter

Create your own digital diagrams

Freeplane

Tool for creation of mind maps

PersonalBrain

Innovativing tool to create mind maps

FreeDFD

A very visual flowchart editor

ClickCharts

Create flowcharts with the best tools

MindManager

Create mind maps that gather all your information

WinEsquema

Create all sorts of diagrams and concept maps

EdrawMax

The most complete diagram software

Software Ideas Modeler

Stunning UML application

Microsoft Visio

Microsoft's tool to create diagrams