Secure VoiceThread network for students and teachers to collaborate and share ideas with classrooms anywhere in the world.
Group conversations around images, documents, and videos
Messages can be text-based (computer keyboard, phone text), audio (computer mic, telephone call, upload), or video (computer webcam, upload)
Can be used to put "instruction" online.
presentation platform from drop.io. "has dead simple rich web-presentation functionality. no registration, no downloads, no installs. You can upload your presentation files (documents, pictures, video, audio, and more) and be giving your demo or walk through in seconds. "
GoView made screen recordings easy. You can start recording your computer's screen and audio with just two clicks. Snipping out unwanted segments is as simple as using a pair of scissors. You can also insert title slides to add polish and act as section dividers. After all, your recording is instantly ready to be viewed an share online. It's quick. It's easy. And it's free.