There are two ways to transfer iDoceo's data into a new iPad.
With an iDoceo backup
You will find the details about iDoceo's backups explained here
In short, the steps are as follows:
In the original iPad, main screen > cloud icon top bar > Full backup
In the new iPad, main screen > Settings (gear icon top bar) > Dropbox > Restore backup
You must install iDoceo from the App store in the new iPad first.
With an iTunes backup
The fastest method requires you to connect your old iPad to a Mac/PC with iTunes installed. iTunes backups include all the apps, data, camera roll photos and videos
If you are not sure about what you're doing in iTunes, stop.