They have lesson plans for a bunch of subjects and you can upload your own, but there are some pretty tight stipulations…
You must be an NEA member to publish your lesson on the NEA.org website. You do not need to be a member to read, print or use the lessons found here, but only NEA members may publish. Your lesson is right for NEA.org if it is:Is Your Lesson Right for NEA.org?
The lesson’s subject should be relevant to a wide range of teachers across the country. For example, it should be just as relevant to a high school history teacher in Arkansas as a high school history teacher in Alaska or Maine.
Lessons addressing multiple subjects will be beneficial to the greatest number of teachers, but your lesson should address at least one of the following subject areas:


