Mathemagician course


#1

I came across Arthur Benjamin’s course:
https://www.youtube.com/watch?v=HB7gfAWwKzw&list=PLxKyyE6KlkAlid_8epkWnmb6OxkaRFAjL


How can I start mental calculating
#2

Great resource, thanks Kinma!


#3

Unfortunately, lessons 1-10 have been taken offline by now.


(Josh Cohen) #4

I just looked up the course and it’s available online at the link below. The current price for the audio is USD $17.95. The video version is $24.95.