Alliance to Save Energy - Find lesson plans for math, science, language arts, and computer science to help you explore energy conservation with your students. Lessons are available for elementary, middle school, and high school!

A to Z Teacher Stuff - Recycling & Composting Lesson Plans - Find lesson plans and activity ideas for all grade levels.

Biodiversity Basics - Explore this resource from the Illinois Department of Natural Resources for a variety of great lesson ideas to explore biodiversity.

Care2. com - EcoInfo for Teachers - Explore this area for links to the best environmental lesson plans, projects, and resources!

Earth 911 - Visit the Teacher's Area for lesson plans, A to Z coloring pages, games, songs, and more! Also visit their multiMedia library!

Earth Day from the Wilderness Society - Visit the Teacher's Area for educational materials for pre-K through high school! Don't miss the Arctic Adventure!

Earth Day Themes - Visit this site for links to lots of great online resources for Earth Day, such as several links to materials for The Lorax. Scroll down the page to find lots of links for lesson plans, free Earth Day printouts, clip art, and craft ideas!

EdHelper Earth Day - An assortment of worksheets and activities for Earth Day!

EELink: EEActivities - Visit this site for a great collection of links to online lesson plans and units for topics related to Earth Day.

EEK Teacher's Page - Lots of great ideas for classroom activities for all subjects as well as links to online resources. Spend some time exploring the EEK website with your students!

Envirofun - A site for kids from the Illinois Environmental Protection Agency! Captain Earthworm, Captain Redbird and Captain Bluegill will show children how they can protect earth's air, land and water.

Environmental Education Network - Browse this site for a large collection of links for teachers and students.

Environmental Defense - A wealth of information for environmental issues, such as biodiversity, clean air, arctic drilling, and habitat protection. Visit the Library area for fact sheets, educational materials, and more! Find information and links to other websites in their network in the Programs area.

EPA for Teachers - Explore the Earth Day in the Classroom area or find other great curriculum resources for conservation, ecosystems, water, and more! Also visit the EPA Student area or the Explorer's Club.

Georgia Pacific - Educational In Nature - A series of environmental education curriculum supplements for grades 4-5 designed to foster understanding and environmental awareness in the classroom.

Illinois State Water Survey - Visit this site for a wealth of water-related resources for our state!

NEED - Browse their website for great ideas for your energy education programs!

Scholastic.com Earth Day Activities - Earth-friendly, fun activities to help you build environmental awareness in K-8 students.

Teacher's Corner Activities List - Find great lessons and activities to teach your students about global issues! You must sign up to receive a password to access the lessons, but it is free and well worth the effort!

World's Shortest Recycling Guide - Do your students have questions about recycling? Visit this page for a quick overview of recycling tips for all types of items!