This Amplify Core Knowledge Language Arts Grade 3 Unit 11 Activity Book is perfect for students who want to enhance their language skills. With a focus on ecology, this workbook contains a variety of activities and exercises to help students learn new words and phrases while improving their reading and writing abilities. Published by The Core Knowledge Foundation, it is a valuable resource for language study in the United States. The book is part of the Amplify Core Knowledge Language Arts series, which is designed to meet the needs of students at different levels. It is a workbook in the form of a book, and it comes with a variety of exercises that will help students learn new things. This book is perfect for students who are interested in language study, and it will help them develop their reading and writing skills.