These are just awful Captchas–great examples of failures for usability.
Discussion of accessibility challenges in PowerPoint presentations with suggested solutions for each.
Breaks e-learning development into three categories according to complexity: bronze, silver, and platinum. Bronze projects are simple tasks like revisions that can often be done with rapid development. Silver projects might be converting face-to-face content to online or compliance training. Platinum projects are high-impact, resource-intensive projects, including academic courses.
Stephen Downes linked to me twice in one post. W00t! This is a nice overview of the flurry of activity around Diigo over the weekend, with links to a number of posts from educators exploring the new version.