Students work through the textbook Algebra and Trigonometry by Paul A. Foerster, Classics edition (ISBN-13: 978-0131657106, ISBN-10: 0131657100). Or Art of Problem Solving Intermediate Algebra (ISBN 978-1934124048 )  Assignments are turned in and detailed grading feedback given through Google classroom. Two pacing options are available: 1 year, or 2 years.  The material in this book does cover all the topics typically covered in a Algebra 2, trigonometry , and pre-calculus class.