Save your ideas, things you like, things you hear, and things you see. Evernote works with nearly every computer, phone and mobile device out there. Search by keyword, tag or even printed and handwritten text inside images.
The Printliminator is a bookmarklet with some simple tools you can use to makes websites print better. One click to activate, and then click to remove elements from the page, Alt click to keep that area only.
If you were wanting to find someone to follow on Twitter related to a particular education topic, start here, select a subject, and see who you might follow.