Octave

Applied calculus software very similar to MATLAB

Roadnav

Complete GPS navigator for your PC

Microsoft Mathematics

Solve mathematical operations with this free tool

Statgraphics

Carry out statistical analyses on your data

Minitab

One of the best statistical calculation programs

MathType

Complete mathematical equation and formula editor

Mathematica

Platform for computational development

NASA World Wind

Travel the world from your PC's desktop

PASW

One of the most powerful statistic solutions on the market

MATLAB

Maths software tool for PC

GeoGebra

Software to learn maths at all levels

Mathcad

Software for engineering calculations

Derive

Powerful tool for symbolic mathematic calculations

IBM SPSS Statistics

Poweful software to collect and analyze statistical data

Marble

Visit the entire planet from a bird's eye view without leaving home

Seterra

Learn geography with these entertaining activities

Screencast-O-Matic

Simple program to record on video whatever happens on your computer screen

ScreenMo

Record your iPhone or iPad's screen

ApowerREC

A very complete and easy-to-use screen recorder

VidShot Capturer

Record your PC's activity on video

ZdSoft Screen Recorder

Versatile screen recording tool

oCam

Screen recorder and capturer

Free Screen Video Recorder

Record a video of what happens on your screen

TinyTake

Capture images and videos on your PC

Debut Video Capture

Powerful app to capture video from a webcam or any other device

ShowMore

Capture video from your screen or from a webcam

OBS Studio

Tool to capture video for streams

SMRecorder

Capture your desktop in a simple and easy manner

AMCap

Capture video from any source as easy as possible

DU Recorder

Record your screen and broadcast live

CamStudio

Record on video everything that happens on your screen