The tutorials on this site walk through some typical software tasks and demonstrate the features in Astropy sub-packages in the context of a story or standard workflow. See the Astropy documentation for a structured view of the functionality within the Astropy project.
We welcome feedback and improvements to these tutorials via the Astropy Tutorials repo on Github. If you find a typo or would like to clarify some text, please either create an issue or make the change yourself and then submit a pull request directly to the repository. Questions and/or comments about the tutorials are welcome on the astropy-dev mailing list.
If you are interested in contributing an ipython notebook as a tutorial, please check the README or contact the developer list. Also, if you have an idea for a tutorial or a tutorial request, please post to the developer list. If you would like to contribute to this effort, but need some inspiration, check out the open issues. This is a collaborative effort and we are looking for contributions and ideas from users like you!