College Credit Plus info
Ohio's post secondary program, allowing high school homeschool students to take college classes tuition-free. This is the Ohio Department of Education's page speccific to homeschool students that outlines the application process. Deadlines are usually in early April.
This website does a great job explaining how to calcluate GPA without forcing you to input a bunch of classes, so that you can calculate GPA on your own transcript form. As a general rule at CAFE, we would consider a class as honors if the main text is a college-level book.
High School Academic Info
The HSLDA's website has this page dedicated to resources for high school academics, and it answers lots of general questions about homeschooling through high school.
Sample CAFE class book list
Junior High and High School