From Eric.gov:

This book shows how the school grounds, whether urban, suburban, or rural, can become an enriching extension of the classroom. The author blends theory and practice, providing readers with teacher-tested suggestions and activities for using the outdoors. The book offers step-by-step guidance to help ensure success when teachers take a class outside. It provides: (1) Background that helps present the case for outdoor learning: educational theory that supports the concept; overview of the terminology; research on the benefits related to student achievement; alignment of outdoor learning with current teaching practices; (2) Ideas for making the schoolyard an effective outdoor classroom: the planning process; enhancing and maintaining the site; developing gardens and attracting wildlife; finding community resources and funding; (3) Advice on working with a class outdoors: garnering administrative and parental support; considerations before going out; making the most of your outdoor time; using GPS as an educational tool; building on the outdoor experience back in the classroom; and (4) An array of activities that utilize the schoolyard: activities related to specific subject areas; activities that teach process skills; activities that encourage initiative and build community. Six chapters include: (1) Schoolyard-Enhanced Learning: A Change of Pace and Place; (2) Making the School Grounds an Outdoor Classroom; (3) Taking Your Class Outside: The Nuts and Bolts; (4) Developing Process Skill in an Engaging Environment; (5) Teaching Content -- Area Concepts Outdoors; and (6) Beyond the Schoolyard. Three appendixes are included: (1) Self-Directed Plant Awareness Study Guide; (2) Resource Auction Bid Sheet; and (3) Balloon Launch Data Sheet. Resources, References, and an index are also included.

From Acornaturlist.org:

This expansive resource shows how schoolgrounds can become an enriching extension of the classroom. Combining background theory with practical suggestions, Schoolyard-Enhanced Learning presents the case for outdoor learning; a step-by-step planning process to enhance, maintain, and fund outdoor sites; teacher-tested tips for working with students outdoors (including garnering the active support of administrators and parents); and a wide range of activities related to specific subject areas. This creative, practical resource shows how existing school grounds can be transformed into a place that offers a rich source of learning for K through 8 students.