Many Ukraine maps

After an unsuccessful battery search, the natural next step was of course to look up battery sizes and chart all of them.

What percentage of a waiter and waitress’s income comes from tips and what comes from salary? The calculation isn’t straightforward but we can try.

How common are wide age gaps between spouses? These are the age differences through the lens of the 2022 five-year American Community Survey.

My fascination with the geography of place and businesses continues.