More information on service learning, including resource websites, academic articles and curricular ideas:
National Service Learning Partnership
Converge Magazine : Editorial on Sustainable Education
National Service Learning Clearinghouse
The Efficacy of Service-Learning for Community College ESL Students
K-12 Service-Learning Project Planning Toolkit
The Power of Service-Learning for American Schools
Service-Learning in Community Based Organizations
Service-Learning and Community Service in K-12 Public Schools
Department of Education : Service-Learning Curricular Resources (CA)