Essays I like
Some short-form writing by other people I particularly recommend.
Science demos
An incomplete list of informative and/or cool science demos you can do for your kids and/or yourself.
The Principle of Least Frustration
It's not enough to minimize the number of users who will find your API surprising. A design which surprises more users but gives better feedback when misused might be less frustrating overall.
Optionally async functions in JavaScript
A brief overview of a library which lets you write one function and use it in both sync and async contexts.