1. Learning programming languages: Codeacademy.com
codeacademy.com is the best site for learning programming languages online like java , web designing , python, PHP etc.
2. For School Studies And Target Preparation : Khanacademy.org
khanacademy.org is the best site for the students who are preparing for JEE Mains & Advance, NEET, CAT etc exams. This site is totally free and it has lost of videos and practice test for studying...
