Wikipedia covers almost every little thing you need to know. It is great source for getting information about anything. Most of you would have the pain to go online and check for articles in wiki. Just to avoid that, you can have the entire wiki articles stored in your computer and browse them offline.

All you have to do is first download Zipedia, an extension for FireFox. Well, if you are not aware of FireFox, then it is the second-most popular browser in current use of worldwide and also is recommended by almost everybody. Download FireFox by clicking here. After you have installed (FireFox &amp Zipedia, enable Zipedia from you Add-ons. Now, Zipedia lets you download the database of Wikipedia and then use it while you are not connected to internet or if your internet is slow or it would be also useful if you have a laptop but no internet access with.

Step-By-Step instructions on how to download and use Wikipedia:
After that you have installed the extension, Zipedia, go to Tools > Add-ons > Zipedia > Options and click on Generate Zip. Then you’ll be asked to download Wikipedia dump files. Choose your directory in Zipedia Options and then you’ll be able to download articles of you choice in your language for offline browsing.

When you are done, access Wikipedia offline by typing wikipedia://wiki/ in your FireFox address bar and you’ll be able to browse Wikipedia articles offline. That’s it and you are done! Happy browsing wiki offline

P.S The whole database of Wikipedia is of 7 GB. So in case you want to download each and every article of Wiki then file size would be very huge and hence may take sometime to download.