What Makes The Quadcopter Design So Great For Small Drones?
Wish I knew this in high school. Does this work for college text books too though?
This Is A Pretty Long List But You Will Find Useful Websites
A university run site that provides free online courses on any topic from legit schools
Can't remember those short cuts your children showed you on the computer? Here is a chart entitled the Essential Keyboard Shortcuts (grouped by type) that has the most commonly used computer shortcuts.
BookBub alerts you to limited-time free and discounted ebooks matching your interests. I get a ton of emails and most of the books aren't free (they are just discounted).