Students work through the textbook Pre-Algebra by Larson published by Holt McDougal (ISBN 978-0547587776 ) or Art of Problem Solving Pre-Algebra (ISBN 978-1934124215 ) Assignments are turned in and detailed grading feedback given through Google classroom. Due dates help parents and students measure their rate of progress. Two pacing options are available: Pre-algebra in 1 year, or pre-algebra in 2 years.