Squeezing Bubbles into Corners
Martin Griffiths · Mathematics Teacher Learning and Teaching PK-12 · 2014
I always seek activities that might stretch my students yet would be accessible to them; that might require logical thought yet would contain counterintuitive elements; that might provide the opportunity to venture into new mathematical realms yet would have a simple starting point. This article and the activity that inspired it did indeed arise by way of a relatively straightforward problem that I proposed to one of my classes.