From: eLinux.org
Here are some "getting started" tutorials for Android and Android development:
There are numerous videos (including tutorials) at the Android Developers channel on YouTube.
See http://www.youtube.com/profile?user=androiddevelopers#g/u
Click on the "Courseware" thumbnail on the class page:
Also, Michael Haim has produced a large number of useful presentations about Android topics. These are available at: http://www.abelski.com/
You need to create an account to use these resources, but they are free for personal and academic use.
There are presenations available in the following categories:
Free Electrons has released their complete Android training materials, under the usual Creative Commons BY-SA 3.0 license: http://free-electrons.com/blog/free-android-training-materials/ . It contains more than 400 pages of slides and practical labs.
There's a public git tree and a LaTeX source format making it easy to adapt the materials to your needs (if you are a trainer), to translate them and to contribute to them.