Just stumbled over something I never thought I'd see. ;)
There's a PostgreSQL "Activity Book" now. Like, those books
for kids:
https://techcommunity.microsoft.com/t5/azure-database-for-postgresql/the-story-behind-the-activity-book-for-postgres/ba-p/3941372
And it's from MS of all places (!!!).
I guess we can say PG truly has a wide audience these days,
it's being introduced to kids. ;)
+ Justin