The Precalculus Instructor’s Annotated Edition by Paul Sisson is a comprehensive textbook designed for adult and further education students studying pre-calculus. Published by Hawkes Learning System-S in 2009, this hardcover book is part of the A to Z series and provides detailed explanations and insights for instructors. With a focus on mathematics, this teacher’s edition offers valuable resources for educators looking to enhance their teaching experience and support student learning. Perfect for intermediate-level students, this book is a valuable tool for anyone looking to deepen their understanding of pre-calculus concepts.