Chemistry teaching software which simulates the building of any of the first 20 atoms (up to calcium) on screen. Learn how atoms are formed from electrons, protons and neutrons and how the electrons are arranged in shells or energy levels.

NATURA Sound Therapy v2.0 software features sounds of ocean waves, babbling brook, thunderstorm, forest evening and two ambient space music sounds. Each sound has its own volume control and sounds can be mixed with each other to form unique combina..

Experience complete astronomy with a real-time sky, comprehensive reports, arcsecond accuracy, and exciting events such as animation and live orbit-tracking. Sky Quiz and two encyclopedic reference sources are interactively linked to the sky display

First left click on the red Go arrow in the lower right corner of this window and the Shultz Table will appear. Your main strategy is to softly look at the red dot in the center of the table and continue to see this cent

FuzzyFluid is an expert system using fuzzy logic and fuzzy functions to interpret cerebrospinal fluid data (cytology, glucose concentration and protein levels).

Curve fitting (fit), nonlinear regression, treatment of data, basic statistics, error propagation, 2D and 3D graphs, confidence band, uncertainty, error bars, extrapolation, chi-square, correlation coefficient tests, covariance matrix, math tools.

Power System Simulator is graphical editor for power system modelling. Application implements element connections in natural way. After solving, power flow results are shown on the same graph. It also shows actual active power flows which are repre..

Download Free Avoirdupois Weight Measure Converter: ounces, grains, drams, pounds, stones, quarter, cental, cwt, ton.

The audio frequency sinusoidal signal generator. Works with 16 and 24 bit sound cards with sampling rate up to 384 kHz. Independent channels frequency and amplitude controls. Adjustable phase shift between channels. A step of frequency setting is 0..

A program to allow the very fast modeling of fluid flow, and the visualization of the streamlines and pressure distribution. Rectangular and circular sections can be entered as well as aerofoils. A flowrate and pressure gauge is provided.