Picks

The Areas of My Expertise

The full title of this book is "The Areas of My Expertise: Which Include Matters Historical, Matters Literary, Matters Cryptozoological, Hobo Matters, Food, Drink & Cheese (a kind of food), Squirrels and Lobsters & Eels, Haircuts, Utopia, What Will Happen in the Future, and Most Other Subjects". It is full of little-known and bizarre facts, all of which were fabricated.

Critical Mass: How One Thing Leads to Another

Why is society organized the way it is? Is it possible to use some of the laws of the physical universe to understand why and how national economies, stock and commodity markets, companies and clubs organize the way they do? Can physics provides "laws" of human nature that are as useful and universal as those of mechanics?

The CartoonGuide to Chemistry

My goal in Hal's Picks is to expand the chemistry curriculum, embracing science that is not usually included in chemistry courses. This month is an exception. The Cartoon Guide to Chemistry is about exactly the topics that traditionally appear in Introductory Chemistry courses.

The Art of the Catapult: Build Greek Ballistae, Roman Onagers, English Trebuchets, and More Ancient Artillery

Gurstelle also wrote "Building Bots: Designing and Building Warrior Robots", but I haven't read that one. "Catapult" is definitely in the spirit of "build it yourself", that I like to encourage here and also in "The Cost-Effective Teacher" feature in the print Journal.