# Laying train tracks

• Published in 2011
In the collections
This morning I was playing trains with my son Felix. At the moment he is much more interested in laying the tracks than putting the trains on and moving them around, but he doesn’t tend to get concerned about whether the track closes up to make a loop.

## Comment

Group theory applied to BRIO train tracks

## Other information

key
item9
type
online
2011-12-03
date_published
2011-09-14

### BibTeX entry

@online{item9,
key = {item9},
type = {online},
title = {Laying train tracks},
author = {Danny Calegari},
abstract = {This morning I was playing trains with my son Felix. At the moment he is much more interested in laying the tracks than putting the trains on and moving them around, but he doesn’t tend to get concerned about whether the track closes up to make a loop.},
comment = {Group theory applied to BRIO train tracks},
}