Using the tip of your finger (or a stylus, which you may find on eBay), you simply draw out a mathematical calculation, and MyScript Calculator will work its magic, deriving an answer providing your scribbles are somewhat readable.
Unlike other lists that promote “cool tools,” yet leave teachers wondering about purposeful educational integration, our list is driven by specific learning goals that promote critical-thinking, creativity, collaboration, and community-mindedness
"Visual recording is what it sounds like it’d be. As opposed to recording audio, visual recording captures visuals, though not necessarily in photographic form. The process of visually capturing ideas with the iPad isn’t terribly complex in concept. If you can think of concept-mapping, you’ve halfway there."