"A Quick Reference Guide to the Set of Natural Numbers" should be helpful to educators and students, as well as those wanting to understand the foundations for using the counting numbers.
As always, my DeHaan Services blog also promotes this article. "Introducing Natural Numbers at Decoded Science" adds little to this discussion, but informs those readers know about my writing.
Writing Tip
Be sure that there is enough demand for the topic; that you can link from one article to the next; and that you can summarize everything in a concluding article.