The Answer Key to Book 4 contains a reduced copy of the exercise pages in the book. The answers are written in the blank spaces. All the keys in the series are on colored paper and have a cover matching that of the corresponding book. Recommended in Seton Home Study Grade 7, Laura Berquist Syllabus Grade 7 Author: Kenneth Hodkinson Grade: 7 Format: Paperback Publisher: Educators Publishing Service ISBN: 0-8388-9435-6