Chemistry
Teachnology. Chemistry lesson plans for all grades. http://www.teach-nology.com/teachers/lesson_plans/science/chemistry
Smile Chemistry Index. This site offers almost 200 single concept lessons and is categorized by topic. http://www.iit.edu/~smile/cheminde.html
Clark.net. Amazing Chemistry Teacher Resources. This site includes a lot of helpful advice for teachers and parents. http://www.nclark.net/Chemistry
Middle School Science. A great resource for chemistry lesson plans for grades 5-8. http://www.middleschoolscience.com/class2.html
Lesson Planet. This site includes many helpful links to experiments, explorations, and interesting chemistry activities. http://www.lessonplanet.com/directory/Science/Chemistry
The Teacher´s Guide. Chemistry lesson plans designed by Reach Out Michigan, a partnership of volunteers and mentors in the world of science. http://www.theteachersguide.com/Chemistrylessons.html
ProTeacher. A great website for teachers of elementary students. It offers a variety of lesson plans and forums for teachers to communicate. http://www.proteacher.com/110052.shtml
Unit5. A fantastic website that is supported by Illinois State University. It posts high quality material on a variety of topics. It is very useful for all subjects. http://www.unit5.org/chemistry
Education Planet. An index of useful site for all things related to chemistry and science.
http://educationplanet.com/search?keywords=Chemistry&commit=Search&media=site
Climate Change Education. A great collection f lesson plans, curriculum, and materials that deal with Climate change and global warming.http://www.climatechangeeducation.org/k-12/chemistry.html