What does being "behind" even mean? The dirty truth of the US educational "system" is that there is no system. Different school districts offer vastly different levels of education, depending mainly on wealth (i.e., the property tax base, because schools are locally funded). When I was a kid, my family moved from one city to another within the same state, and suddenly I was way behind in my new school, especially in…
In my case as a guitar teacher, I see two patterns:
- Students with less support at home or natural feeling for guitar are about a year behind where they would normally be after four years of studying.
- My most motivated, talented and best supported students are on schedule or slightly ahead.