Bounce - A simple and easy way to share comments or feedback about any website.
BigMarker - A collaboration/conference website where you can host online presentations, record your conference, screen share, etc. An excellent way to provide tutorials so students can learn at their own pace!
CoSketch - A multi-user online whiteboard designed to give you the ability to quickly visualize and share your ideas as images.
Crocodoc - A site to share and review documents and presentations with others. Upload a PDF, document or presentation, and users can view and mark them up online. Files can be password protected and encrypted for maximum security.
Ediscio - Create and share flashcards with others. Add math formulas, images, videos, etc. to your cards. Create a learning schedule. Great for teachers and students.
FlockDraw - A web-based painting/drawing tool that makes it easy to draw with multiple people.
Glogster - A powerful site that lets you design your own poster or collage with a unique creation of text, images, music and video.
Linoit - A free service that uses virtual sticky notes to take notes and share ideas, or use as a reminder service of important deadlines.
Magnoto - A free, virtual magnet-board for sharing your photos, videos, notes and audio clips on the Internet. In addition to adding content via the site, you can also email your new content on the fly.
MicroMobs - An easy way to carry a group discussion without cluttering up your Inbox.
MiddleSpot - A powerful, mash-up site with a borderless, drag-and-drop surface to help you collect your research from the Internet, then share with friends. Accessible on all of your devices! Some features only available with premium membership.
Nota - A collaborative, dynamic whiteboard wiki to mash together ideas with photos, videos and other media content.
NoteApp - A simple site to paste sticky notes, then share your URL or embed it on your site.
Padlet - (formerly Wallwisher) An online notice board maker to place notes comprising of text, videos, images and music using the drag-and-drop feature.
Pen.io - A simple, quick way to publish a text-based website in minutes.
Piazza - A central place for teachers and students to post questions to elicit responses from either other students or the instructor. Responses can be 'improved upon' through either other student edits or instructor edits to student responses. Teachers can endorse student responses. A great way to encourage collaboration and peer editing!
Popplet - A site that combines online sticky-note services with mind-mapping functions. Popplets can be embedded into your site.
PrimaryPad - A web-based word processor designed specifically for schools that allows students and teachers to work together on documents in real-time.
Scribblar - A multi-user whiteboard with live audio, image collaboration, text-chat and more. Some features only available with paid membership, but the free account allows for plenty of usage!
Spaaze - A customizable virtual desktop to collect your links, notes and screenshots.
StormBoard - A site for real-time brainstorming. Organize your ideas on an interactive wall, complete with colored sticky notes. Some features available only with educational and/or premium accounts. Educational discounts available for premium accounts.
TitanPad - A simple document collaboration site. Each user is given his/her own color. Up to 8 people can collaborate on the same document. No registration is required.
Today's Meet - An easy-to-use backchannel site without the need for a Twitter account. Set up a room, decide how long you want the room to be active, then give your audience the room's URL. Free to use with no ads.
Twiddla - A no-set-up, web-based, meeting playground. It's web-browsing with friends...Browse websites in a shared, real-time whiteboard, while marking them up, sharing files and chatting.
Zopler - A social network where writers, authors and students can easily collaborate on writing stories together as a group.