Ever wanted to create line following robot ?or wanted to assemble a 3D printer? or just wanted to create a Wi-Fi controlled led matrix?? but don't know how to proceed? Then you are at the right place. Hey guys...I'm back with an interesting subject , "The Arduino" Before getting more into the details of Arduino IDE itself..it would be helpful if you first check the homepage of Arduino or click the link here . And then follow the steps... Step 1:Click the software section.... Step 2 : Download the IDE for your system requirements... During the step two ,instead of downloading ,there is an option to use an online web Arduino editor ready to use without any downloading. You could also use that on ,But I recommend downloading the IDE...