The 4th grade Language Arts Curriculum set of 10 student books includes 10 full-color Lifepac worktexts for students to complete. Each Lifepac takes about 3 to 4 weeks to complete. The Teacher's Guide Book is sold separately. Written Communication. Sounds to Words. Words: How to Use Them. More Words: How to Use Them. Writing for Clarity. Fun With Fiction. Grammar and Writing. The Written Report. Looking Back. Format: PaperBack. Grade Level: 4th Grade.