The tutor explores a common topic among families. Lately, I’ve been driving the kids to their activities and my wife to and from work. While there’s rarely been a dull moment, I’ve arrived at the topic of fuel consumption and …
The tutor shares another word discovery from Boggle. My regular readers likely know we play Boggle with our kids. The other night, I claimed the word brent, thinking of North Sea brent, which is the output from those oil fields. …
The tutor continues with some points about Java classes. In my previous post I introduced a Java class called Pizza. Here are a few points that might come to mind to someone new to the topic: The class name is …
The tutor offers an illustration of a Java class. Java is an object-oriented programming language. To tackle a problem, the programmer creates a class, which is an entity that holds (possibly) some data as well as (possibly) one or more …
The tutor shares one of his recent finds. I was looking around for chess games to study, when I came upon chessgames.com. As its name implies, it’s a fantastic resource to students of chess. You can search the database by …
The tutor offers an estimate about the price of going solar. In an earlier post , I reported my research findings of possibly 22W per $100 for a residential solar application. Here in BC, according to BC Hydro, the typical …
The tutor takes a detour from his solar energy series to explain kiloWatt*hour. A kiloWatt*hour means 1 kiloWatt multiplied by 1 hour. (The asterisk means “times.”) A Watt is energy used per second – aka, power. The unit is named …
Residential electricity: what is a kiloWatt*hour (kWh)? Read more »
The tutor continues from his last post about the value of solar energy dollars. In my last post I discussed the Wattage one might expect from solar energy for $100. Based on a graph from Scientific American, the equation for …
The tutor begins an exploration of the changing feasibility of solar energy. There is a graph provided by Scientific American that shows the Watts one might get for $100 from solar cells by year. As they point out, it’s a …
The tutor shares a great find on the Windows terminal. When I was a kid, we spent many hours, in grades three through six, rewriting lists of words in alphabetical order. The advantage was twofold: writing practice (which, back then, …