Some more

Common logical and argumentation errors, including misuse of statistics or other data

How the telephone system works (analog to digital data conversion, identification of receiver and finding path to him/her, transmission with wireless/fiber/low and high satellites)

Potential medical advances, especially targeting cells rather than carpet-bombing techniques of chemo etc.)

How to pick a fantasy football team in different types of leafgues

How to plan a vacation

What the james Webb observatory might be able to do

How the voting process/voting machines work - from nominations, getting items on the ballot, certification of nominations, writeup in voting guides, volunteering etc.