time and tide Published on March 19, 2024March 17, 2024 by fivecolorssandt@icloud.com Teaching complexity Almost every subject is complicated if you go deeply enough into it. Where do you stop teaching? Read More
Teaching old things Published on August 29, 2023August 27, 2023 by fivecolorssandt@icloud.com The uses of the obsolete Something that’s no longer used can still be illuminating. Read More
The theoretical piston Published on August 22, 2023August 20, 2023 by fivecolorssandt@icloud.com A useful idea We ask a chicken-and-egg question about a textbook staple. Read More
Rewriting the textbooks Published on August 8, 2023August 7, 2023 by fivecolorssandt@icloud.com When, and why We take a tired cliché seriously. Read More
Programmable (III) Published on August 30, 2022August 26, 2022 by fivecolorssandt@icloud.com The right problem Why do we only teach the easy problems? Read More
The hodograph Published on July 26, 2022July 24, 2022 by fivecolorssandt@icloud.com Dropped from the program We encounter things that are no longer taught. Read More
Take note Published on July 19, 2022July 18, 2022 by fivecolorssandt@icloud.com From the archives Our consultants review some old writings. Read More
Nobel or teaching? Published on May 24, 2022May 23, 2022 by fivecolorssandt@icloud.com Considering Feynman We wonder where a scientist made the most impact. Read More
Know thyself Published on October 12, 2021October 10, 2021 by fivecolorssandt@icloud.com Learning and testing Constructing a useful test can be very difficult. Read More
In the back of the book Published on May 25, 2021May 24, 2021 by fivecolorssandt@icloud.com The right answer How did the answers in the answer key get there? Read More