Chemistry is the science that studies the composition, structure and properties of matter and the changes that occur during chemical reactions. Answer a few questions to see how good you really are in Chemistry?
Google spreadsheets lets you create charts and graphs to visualize a data set. Let's take a look how to create a nice and simple chart in a matter of few clicks.
240 million around the globe speak Portuguese, find out if you know the basics of the 6th most spoken language in the world and build up your Dreevoo knowledge profile.
In this lesson we will learn about free and excellent text editor that is only part of the whole Google offer. I will show you how to create a simple web document.
You got a .rar file and you don't how to open it, some one asked you to send him "a rar file" or you just need a good archiving software? Download and install WinRAR.
