"Dipity is a free digital timeline website. Our mission is to organize the web's content by date and time. Users can create, share, embed and collaborate on interactive, visually engaging timelines that integrate video, audio, images, text, links, social media, location and timestamps. "
Mendeley is a free reference manager and academic social network that can help you organize your research, collaborate with others online, and discover the latest research.
Evernote is a great tool for teachers and students to capture notes, save research, collaborate on projects, snap photos of whiteboards, record audio and more. Everything you add to your account is automatically synced and made available on all the computers, phones and tablets you use.
"Flockdraw is a free to use web based painting/drawing tool. It makes it easy to draw with multiple people for fun or business. You can have unlimited people in a room and it updates in real time. Uses different colors, shapes and text. Save your work to our gallery and show it off! Start drawing now!"