Misnaming things Published on May 14, 2024May 14, 2024 by fivecolorssandt@icloud.com The astronomer’s dictionary Misleading terms make learning Astronomy harder. Read More
Teaching to the test (II) Published on May 7, 2024May 6, 2024 by fivecolorssandt@icloud.com Good questions? The hardest part of teaching may be finding good questions to ask. Read More
Breadcrumbs Published on March 5, 2024March 4, 2024 by fivecolorssandt@icloud.com Not even suggestions Our tutor’s activities sometimes depart from the syllabus. Read More
New books and old Published on February 20, 2024February 18, 2024 by fivecolorssandt@icloud.com Adding and subtracting We have too many books, but sometimes we add more. Read More
Three dimensions are hard Published on January 30, 2024January 28, 2024 by fivecolorssandt@icloud.com Two is easy, four is elegant Sometimes the more sophisticated stuff is easier. Read More
Choosing classes (I) Published on January 9, 2024January 7, 2024 by fivecolorssandt@icloud.com Supply and demand Choosing next year’s classes can be a puzzle for High School students. Read More
Still behind Published on December 12, 2023December 11, 2023 by fivecolorssandt@icloud.com A fragile system? Teachers are still seeing the effects of the COVID lockdown. Why? Read More
Common sense Published on November 7, 2023November 6, 2023 by fivecolorssandt@icloud.com Everyone has it We consider common sense as a philosophical principle. Read More
Teaching fractions Published on September 5, 2023September 4, 2023 by fivecolorssandt@icloud.com Elementary does not mean easy Our tutor confronts a challenge. 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
