# A Dozen Hat Problems

• Published in 2009
In the collections
Hat problems are all the rage these days, proliferating on various web sites and generating a great deal of conversation—and research—among mathematicians and students. But they have been around for quite a while in different forms.

## Comment

Also known as prisoner puzzles

## Other information

key
item59
type
article
2016-04-12
date_published
2009-09-14

### BibTeX entry

@article{item59,
key = {item59},
type = {article},
title = {A Dozen Hat Problems},
author = {Ezra Brown and James Tanton},
abstract = {Hat problems are all the rage these days, proliferating on various web sites and generating a great deal of conversation—and research—among mathematicians
and students. But they have been around for quite a while in different forms.},
comment = {Also known as prisoner puzzles},
}