My Education Discount is a comprehensive directory of all education discounts and teacher discounts available to teachers, faculty and staff. HR sent this out a while ago, but I figured, what the heck, I'll send it again. I've got a yearning to travel, and this site has a ton of potential savings.
ODL has collected and created a number of resources to help you design effective online discussions, a critical part of the contact-hour replacement when a course moves to the online environment. Use Copy and paste these links for other resources: https://ctl.learninghouse.com/writing-discussion-forum-questions and http://www.mcm.edu/elearning/Tutorials/PDF/Discussion_Questions_That_Work.pdf
The ChemCollective is a collection of virtual labs, scenario-based learning activities, tutorials, and concept tests. Teachers can use our content for pre-labs, for alternatives to textbook homework, and for in-class activities for individuals or teams. Students can review and learn chemistry concepts using our virtual labs, simulations, and tutorials. The ChemCollective is organized by a group of faculty and staff at Carnegie Mellon who are interested in using, assessing, and creating engaging online activities for chemistry education.
I originally chose this site because of the infographics associated with novels we study. However, this site has a whole lot more--almost every discipline is represented. Download example assignments, find flash card sets, share study guides, or simple poke around to get some ideas.