The site poses problems in lateral or logical thinking, from easy to hard, with both hints and answers. Great party conversation and something kids will like.
how-to videos or, more commonly, audio/slideshows; useful rhetorically for both technical writing and instructional video learning; web2.0 sharing of video that is perhaps instructionally more useful than YouTube.
useful for teachers making clips to analyze in class; "personalize any video with your story. With visual spotlights, you can narrate your personal videos, add captions or subtitles, or comment on any scene."
I have not tried it yet but am interested in the arrival of word processing, video editing, and photo editing tools to the web. This one has an intuitive interface.
send a free fax within the USA and Canada, PDF or Word files, maximum two per day or $1.99 per fax for more; I have not used it yet but it sounds promising
interactive demonstrations of Conducting Electronic Searches; useful both for the information contained and as a demo of web design and writing instructional media in a library context; the larger site is a resource for writers.