The product is a study guide titled “Units of Study for Teaching Reading – Grade 3” by Lucy Calkins. It is part of the Units of Study Reading Series and is designed for elementary school students in third grade. Published by Heinemann, this paperback book offers instructional strategies and materials for teaching reading skills to young learners. The study guide is written in English and follows a unit-based approach to scaffold student learning in reading and phonics. Perfect for educators looking to enhance their teaching methods and materials, this book provides valuable insights and resources for improving literacy instruction.