Mathematica

Platform for computational development

Derive

Powerful tool for symbolic mathematic calculations

MathType

Complete mathematical equation and formula editor

Scilab

The most comprehensive tool to perform numerical calculations

GeoEnZo

Digital board to teach and learn maths

WinPlot

Generate 2D and 3D graphics

Gretl

Application for econometric analyses

Microsoft Mathematics

Solve mathematical operations with this free tool

Statgraphics

Carry out statistical analyses on your data

Geometry

Complete trigonometry and geometry calculations easily

Mathcad

Software for engineering calculations

Maple

Solve complex mathematical operations

PASW

One of the most powerful statistic solutions on the market

Graphing Calculator 3D

Draw any 2D or 3D function almost instantly

Octave

Applied calculus software very similar to MATLAB

Euler Mathematical Toolbox

Complete numerical and algebraic computation system

GuitarTM

A complete tuner and a metronome for your guitar

PrestoKeys

Learn to play the piano

Electronic Piano

Play more than 100 instruments with your PC's keyboard

Piano Marvel

Entertaining and effective classes to learn to play the piano online

Music Maker

An ideal program for non-professional musicians

Chords!

The easiest way to view the guitar tabs of any song

Power Tab Editor

Transform your music into scores

Impro-Visor

Music notation software

Overture

Create your scores and play them with VST instruments

EarMaster

Train your music hearing

KB Piano

Play instruments with your PC's keyboard

AP Tuner

Practical tuner that is specifically for string instruments

Jalmus

Learn or improve your note and rhythm reading level

Crescendo Music Notation Editor

Write your music scores on the computer

Drums Room

Drums simulator for your computer