Educational

Edmodo

Edmodo is a social learning platform expressly designed for the use of students, teachers and educators. Like other social networks, it has chat, group creation and feed sharing among others. Because this app was created by Edmodo.com for educational purposes, it is far more secure than other social platforms. To use Edmodo you need to sign up for a free account.

NASA World Wind

NASA World Wind is a computer program by NASA that can take you anywhere in the world without leaving your home. This program lets you zoom from as high as a satellite’s viewpoint to any location on planet Earth and see rich 3D images and high rest Land Sat images. While it is very powerful, you only need your mouse’s buttons to make it work.

Mathbuntu

Mathbuntu consists of open source math software and textbooks covering math subjects. This program by the Mathbuntu development team is not just for students and math teachers, but also for anyone who wants to know a thing or two about the different aspects of mathematics.

ChaosPro

ChaosPro is a freeware fractal program for Windows XP, Vista and later. Created by Martin Pfingstl, it can produce fractals in real time. Those new to fractal creation will appreciate its simple interface. Advanced users can tweak thousands of parameters to produce stunning images. For a freeware program, ChaosPro has a large number of features. As expected, it can generate Mandelbrot and Julia sets. But other fractal types like Escapetime, Attractor, Quaternion and more are supported. The application is multiwindowing, multitasking and supports an unlimited number of colors. The software is compatible with UltraFractal and FractInt.

GoldenDict

GoldenDict is a free dictionary lookup program, but it does more than just show you the meaning of words. It is a feature rich program with links, images, colors and formatting. In addition it has support for other file formats like Babylon .BGL ABBYY Lingvo .dsl source files, ABBYY Lingvo .lsa/.dat audio archives and many more that you can use. With GoldenDict you can install dozens of dictionaries easily.

Maxima

Maxima is an open source CAS (computer algebra system) inspired by the Macsyma system from MIT. It allows you to perform powerful algebraic functions, including numerical and symbolic expressions as well as differential equations and other complex equations. The program was created by William Schelter. Since he passed away in 2001, it has been maintained by the Maxima Development Team

Artha

For students and writers, a thesaurus is indispensible. Fortunately, Artha is a free open source thesaurus that can meet those demands. Aside from having chock-full of features, this cross-platform software can be used offline. You don’t need an Internet connection to use it. So even if your connection goes down, you still have access to the program.

iHandy Level Free

iHandysoft is known for making a lot of useful apps for the iOS and Android, and iHandy Level Free is one of them. This nifty app turns your device into an alignment tool. This spirit level app has no fancy features, but it does the job right. IHandy Level can be used for a variety of household tasks like roof pitch calculations. It can also be used to measure walls, furniture, decors and take various angles. Students can rely on this to perform assorted measurements. Because iHandy Level uses the iPhone’s accelerometer, the results are spot-on. In fact the app can be used for measuring vehicle inclination.

RunKeeper

unKeeper is a personal trainer mobile app. Created by FitnessKeeper Inc, it also functions as a tracker for running, cycling, and biking. You can also use it for hiking and ski runs via your device’s GPS. The app is suitable for those taking morning jogs as well as serious runners. It’s a nice free app for checking your lap times too.