The Wright Brothers: Pioneers of American Aviation by Quentin Reynolds
This book does a good job of showing — in a general, introductory way — the inductions the Wright Brothers made and the skills they …
Definitions
It is very important to learn methods: to learn how to reason out concepts, generalizations, and principles, so you can take action. But a key …
Scurvy: An Example of Science vs. the Scientific Community
In “Scott and Scurvy” (Idle Words, 6 March 2010), Maciej Cegłowski writes: One of the most striking features of the disease is the disproportion between …
Acoustic Ripples From Tonga Volcano
Graph from Brian McNoldy at the University of Miami. In “Tonga faces daunting challenges after massive volcanic eruption,” University of Miami staff write: The eruption …
Mary B Testimonial on Geometry Course
In a 5-star review, parent Mary B wrote (19 Aug 2020) of my Summmer Geometry Preview/Review, Session 1 on Outschool: Michael Gold’s “Summer Geometry Preview/Review” …
Danielle L Testimonial on Calculus Course
In a 5-star review, parent Danielle L wrote of my Summer Calculus Review/Preview, Session 1 on Outschool: This class was excellent! My daughter said “He …