Journaling and Note-taking are two extreme dimensions.
Category - Personal Information Management
Which app's graph is really helpful rather than being a gimmicky feature.
Creating mental models in imagination through visualization.
Add tags on ebook notes without hindering your reading flow and organize your knowledge.
Building a knowledge map/database with a simple note-taking technique & allowing creativity & innovation in knowledge workflow with ease.
List of 30+ different data items you can quickly capture in Evernote and manage them within it.
How and when Learning, Cognition, Intelligence and Creativity happens in your mind.