Here's the man in the middle of US map. This is a good tool to help students remember where these midwestern states are located. My grade teacher called this Mr. Mimal and to this day I know all my states and capitals
Here is a completely free curriculum - with daily lessons! - for middle school and elementary aged homeschoolers. It was created by a homeschooling mom for her own kids. Use it by grade level, through placement, or by subjects.