Blurb.com  A sight for creating books for personal use or publish and sell to a broader audience.
Comics | ArcaMax Publishing One of several comic compilation sites.
GoComics.com
AAEC - Today's Political Cartoons
Peek A site to book tours for different cities around the US and Europe
Spritz A technology that can allow you to read documents faster by presenting one word at a time on the screen. 
Immersion See how government or private entities can learn who you know and communicate with over time from you email account’s metadata.
IUPUI Community Learning Network IUPUI Community Learning Network: The Community Learning Network(CLN) provides administrative leadership and support for campus programs attentive to adult, non-traditional age student degree completion and lifelong learning.
Light Stalking: We appreciate beautiful photography and our intent is to spread the word about the awesome photographers who produce it. We want to put great photographers in front of an audience so they get the recognition they deserve. We also try to impart a little knowledge about the techniques behind the art.
Creative Live: CreativeLive empowers you to unleash your potential by bringing the world’s greatest experts directly to you, live. Featuring workshops in photography, video, design, business, audio, music, and software training, CreativeLive unlocks previously closed doors by making dynamic education accessible to everyone. Anyone can watch our live online workshops — for free — and interact with instructors in real time. The future of education is interactive, free, and live now. Join us. 
Duolingo: A free site there you can learn a foreign language by helping to translate foreign web sites.
Fake Mail Generator: Create and use a deposable email address for the pesky online offers that want your email address and then send you junk mail.
OpenSignal: See maps showing which mobile phone carrier has the best signal and coverage in your area.