Why are these girls reciting eight- and nine-digit number strings into their webcams?
Getcher hint in the comments.
[BTW: Ian Hecht is faster than you are at the draw.]
Why are these girls reciting eight- and nine-digit number strings into their webcams?
Getcher hint in the comments.
[BTW: Ian Hecht is faster than you are at the draw.]
In a given school year, which four education conferences would you most like to attend? I mean, which are essential?
Bonus points for considering this question from the POV of a lanky tech-curious math teacher looking to take a more active role in his own professional development this forthcoming school year.
The University of Chicago annually hosts the most comprehensive scavenger hunt you have ever seen, comprising eighteen pages, 269 items, and a 1,000 mile radius, and then they post the list.
I’m trying to figure out which of my known readers is gonna flip for these items like I do annually. Favorites culled from the first few pages while my last class took its final exam:
Okay I’ve gotta quit but, seriously, someone get these people a MacArthur grant.

See you next year, kids.
You are unexpectedly transported to England in the year 1000 AD with what you are wearing, what you know, and nothing else. What challenges do you face? Specifically, how do you survive?
Such a fine summative question there, visceral, compelling, offering a gradient of responses all the way from “I wouldn’t.” to some of the comments at Marginal Revolution, demonstrating extraordinary command of local geography, sociology, and economy.
You’ve got people arguing for trebuchets, crop rotation, and bookkeeping while others argue that trebuchets, crop rotation, and the printing press are all ideas that’ll get you incinerated for sorcery.
And after dozens of serious vectors on the question, this gem:
Only what you are wearing and what you know? Well, I’m wearing a fully-comped Springfield DA in a shoulder rig, counterbalanced with three extra mags. I’ve got a Spyderco Police Model in the back pocket of my jeans, a pretty extensive magpie board in my wallet, and I know how to make grain explode. So, me, I’m headed straight for my new castle, comprende?
Comprende.