The tutor shares some thoughts about a topic that has long fascinated him. The seasonal boundaries are, approximately, December 22, March 21, June 21, and September 22. To an agriculturist – which, before the industrial age, most people were – …
Tutoring computer science, you need to be aware of operating systems. The tutor uses Windows, but also Linux – specifically, Ubuntu. Linux is, as I understand it, a free, open-source operating system. I got my Ubuntu off the net for …
The tutor has long been a student of the weather. He shares his own definition and reflections about the coming of spring. People who read this blog commonly may realize that I live on Canada’s west coast, but haven’t always. …
Seasons: one Canadian’s definition of the first day of spring Read more »
The tutor has mulled this issue for awhile. Has the time come to discuss it? More and more I’m hearing about reading tablets – tablets that display a book a page at a time. When you’ve finished that page, you …
The tutor admits he should know more about these conversions. In this article, US measures are in focus; UK ones will be considered in a coming post. Recently I was asked about conversions between mL, US fl. oz, cup, quart, …
Cooking volumes: mL, US fl. oz, cup, quart, pint Read more »
As the father of a ten and a twelve year-old, the tutor is a purveyor and reader of children’s stories. As a parent, I’ve made lots of mistakes – especially with off-the-cuff decisions. With the long game, I hope I’ve …
The tutor continues to investigate energy alternatives. The comparison between electric and gasoline cars might depend on your point of view. Someone told me a while ago that electric cars are 50% efficient. I was surprised to hear that number, …
Energy efficiency: electric cars vs gasoline-powered cars Read more »
When the tutor was in high school, a course called Consumer Education was mandatory. The beautiful, energetic high school students of today will, sooner or later, be workers. They will gain one kind of freedom at the expense of another. …
While giving a couple of numerical examples, the tutor reminisces about sound. When I was a kid I played baseball. In that town, there wasn’t much else to do except play it or watch it. The men played softball. I …
The tutor continues an exploration of calorie burn during running. In my previous post I calculated, using chemistry methods, the number of calories I burned during a 45-min, 8km (5mile) run. While the chemistry was sound, the process hinged on …