A special issue of The Earth Scientist, focused on climate change education, has just come out. Go to http://www.nestanet.org/cms/content/publications/tes for more information
The Earth Scientist is a publication of the National Earth Science Teachers Association (NESTA), an organization focused on K-12 teachers. It is a full-color quarterly journal and regularly includes classroom activities, background science information for the Earth and space science teacher as well as news about NESTA programs and opportunities for teachers in the Earth and Space Sciences.