"A Web Whiteboard is touch-friendly online whiteboard app that lets you use your computer, tablet or smartphone to easily draw sketches, collaborate with others and share them with the world."
"Teachers might use only a fraction of the tools launched by Silicon Valley, but some are using them very effectively.
There are no computer labs at Philadelphia Science Academy. Instead, high school kids carry Dell Chromebooks around with them and even have their own school email addresses.
It's all part of the school's strategy to make technology "ubiquitous, necessary and invisible" in the classroom."