The “Units of Study Writing: Units of Study in Opinion, Information, and Narrative Writing” is a study guide published by Heinemann in 2016 as part of the Units of Study Writing Ser. This grade K book focuses on teaching methods and materials in reading and phonics, specifically on teaching writing skills in the areas of opinion, information, and narrative writing. It is designed for both high school and elementary school educators looking to improve their students’ writing abilities in English. The book provides a quantity pack format with units of study tailored to various subject areas within education.