from writing new exercises and improving existing ones
to updating or filling in the documentation
and submitting [bug reports][issues]
-about things that don't work, aren't clear, or are missing.
+about things that do not work, aren not clear, or are missing.
If you are looking for ideas, please see the 'Issues' tab for
a list of issues associated with this repository,
or you may also look at the issues for [Data Carpentry][dc-issues],
Comments on issues and reviews of pull requests are just as welcome:
we are smarter together than we are on our own.
Reviews from novices and newcomers are particularly valuable:
-it's easy for people who have been using these lessons for a while
+it is easy for people who have been using these lessons for a while
to forget how impenetrable some of this material can be,
so fresh eyes are always welcome.