These are actual lesson plans. Each is listed with the grade they are designed for printed just below the title. Scroll down to find one that fits your grade level. There ARE some for 10-12 grades, but they are near the bottom.
 

A great collection of searchable lesson plans
 

A great resource for teachers; there is a category for "Language Arts" in the table.
 

The On-line Writery: Writing Resources

A list of links to resources for teaching creative writing.
 

After accessing this site, link to "Sample Lessons" and then "Design Your Own Lessons"
 

This is a great site for helping students to expand their vocabulary; prepares them for the ACT and SAT tests.