The "Treasures Fluency Assessment Grades 1-6 MacMillan McGraw-Hill" book is a series of English language assessments designed for students in grades 1 to 6. Published by MacMillan McGraw-Hill in 2007, these assessments are focused on evaluating a child's reading fluency and comprehension skills. With a clear and informative title, this book provides teachers and parents with the tools they need to measure and improve a student's literacy abilities in English.