A Claude code plugin in an afternoon: What I learned

Plugins for AI coding tools sound like complex infrastructure. In practice, Markdown files and an HTTP API are sufficient.

The Advanced Google Sheets Features You Should Be Using but Probably Aren’t

This Google Sheets Advanced Tutorial explains IF, VLOOKUP, INDEX MATCH, and pivot tables, plus macros and Apps Script for ...
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Legislative Alchemy: Licensing reflexologists and other practitioners of pseudoscience

State legislatures are considering bills that would legitimize pseudoscience like reflexology and reiki by recognizing their ...

Google’s new Gemma 4 models bring complex reasoning skills to low-power devices

Built on the same architectural foundation as Gemini 3, the models are designed to handle complex reasoning tasks and support ...
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When given a zero and complex zero write the polynomial function

👉 Learn how to write the equation of a polynomial when given imaginary zeros. Recall that a polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and ...
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4e Example 3 (How to find the x and y intercepts of trig functions)

I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips.