Check out the KhanAcademy redesign

KhanAcademy is the juggernaut of free, online-only education. They're massive and growing. They're tagline is "learn almost anything for free" and I don't doubt it with over 4,000 videos and lessons.

They redesigned their website and it now does a much better job of communicating what KhanAcademy is all about. Plus, it's mega-responsive. Adjust your browser size to see it flex with the viewport.

Cheap, powerful desktop and mobile wireframe tools

There are a lot of wireframe tools floating around. Just Google "top wireframe tools list" and you'll see what I mean.

Most wireframe tools have taken a simple concept (illustrating the general layout and flow of an application or website) and made it a complicated mess. This is a perfect example of features getting in the way of a simple job to be done.

I've tried a dozen or so wireframe tools, from Keynote to Balsamiq, and the best tool I've found for making wireframes on the desktop is still my trusted Sharpie. It's cheap, powerful, mobile, and comes in many colors. Here's what you can do with a Sharpie: