There are two ways to set up email on a iOS device.
One way is to use the Gmail method another way is to use the Exchange method. Here is the Gmail method (I personally prefer the Exchange Method of settingup Gmail)
the latest Edmodo update has changed the game.
Put simply, you can now use the iOS6 function ‘open in app’, to open a document in Edmodo. This allows you to upload a document to your Edmodo library on an iPad. You can then link the document to a direct post, note or assignment within the Edmodo app.