Overview of free science resources from NASA, the Smithonian, and MIT OCW
Kim Cofino’s suggestions for steps to take to build skills and a Personal Learning Network (PLN).
Discussion on reasons to use Diigo in educatinal settings
Side-by-side comparison of Diigo, Del.icio.us, and Zotero from someone who was using all of them but decided to switch to just Diigo. While admitting that this is the right personal choice, he’s not convinced about whether it’s the right choice for schools to introduce social bookmarking.