Government Links

http://www.ciwmb.ca.gov/KidStuff/
The Adventures of Vermi the Worm: An interactive game that teaches 8- to 10-year-olds about waste management concepts by following Vermi through the school garden. 
Various other downloadable curricula, especially on composting.

http://www.epa.gov/epaoswer/education/quest/index.htm
U.S. Environmental Protection Agency downloadable curricula.

http://metrokc.gov/dnr/kidsweb/reduce.htm
General solid waste information for kids, also resources and other environmental issues.

http://www.rirrc.org/main.cfm?links=all
Great listing of all types of waste-related web links.

General Links

http://atozteacherstuff.com/Themes/Recycling/
Lots of downloadable educational materials for all ages.

http://ei.cornell.edu/
http://compost.css.cornell.edu/resources.html
Educational, downloadable materials for high school students.
Great resources on composting.

http://www.pbs.org/americanfieldguide/teachers/landfills/landfills_sum.html
Lesson plans for grades 6-8, good integration of math and science.

http://www.lhsgems.org/gemsguidestopic.html#Earth
Low-cost activities in math and science.

http://www.eelink.net/catalogsofeematerials(individualsources).html
http://eelink.net/eeactivities-solidwaste.html
Great listings of web resources.

http://www.kidsrecycle.org/recycling.php
Good listing of resources, activities and links.

http://www.cln.org/themes/recycle.html
Has links to free and complete lesson plans/activities on solid waste for all ages.

http://www.sci.mus.mn.us/sln/tf/p/popbottlewhirligig/popbottlewhirligig.html
Creative reuse of plastic soda bottles.

http://www.sci.mus.mn.us/sln/tf/n/newspaper/newspaper.html
Good, hands-on look at paper-making.

http://www.mcps.k12.md.us/curriculum/socialstd/Recycle.html
Elementary social studies recycling curriculum.

http://www.education-world.com/a_lesson/lesson308b.shtml
Links to various recycling activities.

http://results.about.com/recycling/#3
Ideas for fundraising through recycling.
Ideas for using outdated calendars to create art.

http://tappi.org/paperu/art_class/makingPaper.htm
Several good art projects, such as making paper and paper beads.

Composting and Vermicomposting

http://www.howtocompost.org/cat_education.asp
Good listing of educational materials on compost.

http://commtechlab.msu.edu/sites/dlc-me/zoo/zdmain.html
Great overview of microbes that make compost and soil.
Microscopic pictures and easy-to-understand explanations.

http://www.sci.mus.mn.us/sln/tf/w/worms/worms/worms.html
Information on worms and experiments for younger students.

http://yucky.kids.discovery.com/flash/worm/index.html
Great site on worms and worm composting.

Other Environmental Issues

http://www.populationeducation.org
Good educational information/activities on population growth and the correlation with resource use and environmental impacts.

http://www.kidsdomain.com/holiday/earthday/links.html
Good list of Earth Day/environmental web links for kids.

http://www.ase.org/section/program/greenschl
School energy conservation ideas and educational materials.

Recycling-Related Trade Association Web Sites

http://www.gpi.org
Glass Packaging Institute

http://www.afandpa.org
American Forest and Paper Association

http://www.plasticsresource.com
American Plastics Council

http://www.recycle-steel.org
Steel Recycling Institute

http://www.cancentral.com
Can Manufacturers Institute