Best to register at Ubuntu Forums . . ubuntuforums.com.
It might have been easier on you to install "Kubuntu" instead of Ubuntu because Ubuntu uses the "Unity" desktop, which is a tabletized PC interface - - and takes some getting used to. Kubuntu on the other hand uses KDE, which is a standard PC interface (very similar to Windows XP/NT/7.
Also, youtube has many well done tutorials on all versions (distros) of Linux. See distrowatch.com for more info on the top linux distros.