I lived in Amsterdam for 3 years. When I moved there I was very lucky to find an apartment in a building that was recently finished. My wife and I were the first people to ever live in our apartment, ...

Learning to calculate square roots quickly can make a huge difference in your maths exams. Whether you're doing algebra, geometry, or other topics, being fast and accurate with square roots gives you ...

In this article, you’ll learn (or remember) what is the one thing you need to start solving any problem. I wrote this originally for a talk I gave a while ago, and I also posted a video on my youtube ...