The National Science Digital Library provides high quality online educational resources for teaching and learning, with current emphasis on the sciences, technology, engineering, and mathematics (STEM) disciplines—both formal and informal, institutional and individual, in local, state, national, and international educational settings.

NEEF is the nation’s leading organization in lifelong environmental learning, connecting people to knowledge they use to improve the quality of their lives and the health of the planet.

The National Park Service offers distance learning, field trips and curriculum materials in addition to accreditedprofessional development  opportunities for teachers. The parks are America's greatest classroom, telling our stories, and conserving the best natural spaces the nation has to offer.

The leading online resource for improving math learning, teaching, and communication since 1992. We are teachers, mathematicians, researchers, students, and parents using the power of the Web to learn math and improve math education.

Some 40 years ago in Elkhart, Indiana, Making Science Make Sense (MSMS) was born when Bayer volunteers reached out to their community schools to help teachers teach and students learn science the way scientists do – by doing it. Today, Bayer sites in 12 locations across the country operate local MSMS programs, exposing their communities’ children to hands-on, inquiry-based science on a regular basis.

Our curriculum, professional development, and direct-to-student programs are improving science and mathematics education across the country.

Team Nutrition is an initiative of the USDA Food and Nutrition Service to support the child nutrition programs through training and technical assistance for foodservice, nutrition education for children and their caregivers, and school and community support for healthy eating and physical activity.

Organic is a labeling term that indicates that the food or other agricultural product has been produced through approved methods that integrate cultural, biological, and mechanical practices that foster cycling of resources, promote ecological balance, and conserve biodiversity.

Thanks to the Healthy, Hunger Free Kids Act, major improvements are being made across the country to transform school food to promote better nutrition and reduce obesity. To that end, we have created two toolkits.

Across the country, an increasing number of schools and districts have begun to source more foods locally and to provide complementary educational activities to students that emphasize food, farming, and nutrition.

Farm to school enriches the connection communities have with fresh, healthy food and local food producers by changing food purchasing and education practices at schools and preschools.

Green/sustainability-related knowledge and skills have been identified to assist states and local programs to prepare individuals for green occupations by incorporating these knowledge and skills standards into the 16 Career Clusters. This webpage provides resources for developing sustainability knowledge and skill statements, in addition to more general resources.

The Healthy School Lunch Campaign is dedicated to improving the food served to children in schools by educating government and school officials, food service workers, parents, and others about the food choices best able to promote children’s current and long-term health.

EPA has compiled a suite of hands-on, interactive lesson plans to complement and make use of the material on this website. The plans, aimed primarily at middle school students, work systematically and individually to reinforce students’ knowledge of climate change, as well as enhance skills across multiple disciplines. The lessons are correlated to national science standards.

Based in Austin, Texas, EarthSky produces and compiles content about the cosmos and world through video, photos, and articles.

National Energy Technology Laboratory (NETL) is committed to science, technology, engineering, and math (STEM) education and supports all levels of learning. No matter where you are in your education, your STEM journey can start with NETL. This site is a hub for their community engagement programs and resources.

The goal of CRS is to help teachers give elementary and middle school students more opportunities to “do science” – to ask questions, test ideas, get their hands on real science activities. Their programs provide individual support and customized support for teachers.

The Children and Nature Network was created to encourage and support the people and organizations working nationally and internationally to reconnect children with nature. The Network provides a critical link between researchers and individuals, educators and organizations dedicated to children's health and well-being. CNN also promotes fundamental institutional change and provides resources for sharing information, strategic initiatives, and success stories.

On this resource page, the National Association of Biology Teachers provides links to a range of resources by topics within biological sciences such as bioethics, ecology, general biology, and animals. 

Mathematics, Engineering, Science Achievement (MESA) is nationally recognized for its innovative and effective academic development program. MESA engages thousands of educationally disadvantaged students so they excel in math and science and graduate with math-based degrees. MESA partners with all segments of California higher education as well as K-12 institutions.

Provides resources and descriptions of the early conservation movement through a historical perspective.

Educational resource from the Agency for Toxic Substance & Disease Regulation which offers easily accessible facts about mercury, instructions for handling mercury spills, school policy recommendations, and student resources.

The Physical Sciences Resource Center is a web-based databank that provides K-20 teachers links to a wide range of teaching and learning resources in the physical sciences. All materials are classified by their grade level, topic, and activity type, and have descriptions outlining their content.

ASSET STEM Education is a national Science, Technology, Engineering and Math (STEM) education improvement nonprofit. It fosters STEM fluency and college/career readiness by providing educators of students Pre-K through career with highly effective professional development, hands-on educational materials and consulting services.

The academic achievement of America’s youth is strongly linked with their health. CDC analyzes research findings to develop guidelines and strategies for schools to address health-risk behaviors among students and creates tools to help schools implement these guidelines.

World Water Day is held annually on 22 March as a means of focusing attention on the importance of freshwater and advocating for the sustainable management of freshwater resources. Each year, World Water Day highlights a specific aspect of freshwater.

National Public Lands Day (NPLD) is the nation's largest, single-day volunteer effort for public lands. On NPLD, thousands of volunteers and park visitors participate in service based projects and learn about the environment, natural resources, and the value of public land.