Students learn and review grammar as they search for the errors in these exciting adventures. Volume I contains 2 separate stories with a total of 90 lessons. Editing exercises teach and review grammar, writing mechanics, spelling, vocabulary, finding synonyms with a thesaurus, and dictionary use. Written by the creators of Learning Language Art Through Literature. The Great Explorations In Editing Series Volume I is for 7th grade and up. If you decide to use this manual every day, you will have enough lessons for half of the school year. If you don't have time to get those sentences on the board each day, purchase this Student Activity Book, which has each day's sentences printed on a page. Underneath them are lines for students to write their corrected versions.