Searching vs. finding Published on November 20, 2018November 20, 2018 by fivecolorssandt@icloud.com What are you looking for? It’s harder when you don’t know, but can be more rewarding. Read More
It doesn’t look right Published on November 13, 2018November 13, 2018 by fivecolorssandt@icloud.com Finding mistakes Our tutor ponders techniques he employs unconsciously. Read More
Why keep old things? Published on November 6, 2018November 5, 2018 by fivecolorssandt@icloud.com Collectors and others There are two types of people who retain old technology. Read More
Putting pen to paper (II) Published on October 30, 2018October 30, 2018 by fivecolorssandt@icloud.com The novelists’ instrument We examine an incident in which new technology did not change literary genres. Read More
Providing proof Published on October 23, 2018October 23, 2018 by fivecolorssandt@icloud.com If-then-therefore Doing proofs in Geometry class is hard. Teaching how to do them is harder. Read More
How big is the world? Published on October 16, 2018October 16, 2018 by fivecolorssandt@icloud.com Measuring a cabbage-patch “It’s a small world” is a cliché. Can we measure how small? Read More
Putting pen to paper Published on October 9, 2018October 9, 2018 by fivecolorssandt@icloud.com Writing changes, and doesn’t We examine several literary genres. Read More
Why teach errors? Published on October 2, 2018October 2, 2018 by fivecolorssandt@icloud.com Outdated, still in use We look for reasons to teach things that aren’t true. Read More
Divisable numbers Published on September 25, 2018September 24, 2018 by fivecolorssandt@icloud.com How many whats in a which? In actual use, the decimal system is not always the best. Read More
Visit your teachers! Published on September 18, 2018September 18, 2018 by fivecolorssandt@icloud.com Closing the loop Life extends beyond the end of the class. Read More