On a trip to Hungary, students and teacher become intrigued by a problem and work out several solutions.
NOTE: In the print version of Delving Deeper for MT September 2011, a production error resulted in incorrect labels in figure 2. The labels should be the same as those in figure 1. This online version is correct.
> This material is only available to signed-in subscribers.
Delving Deeper: September 2011 - Two additional solutions (PDF)