A few years ago, when the iPhone first came out, I fell in love with an app called "Molecules."  It was easy to use, the images were lovely, and I thought manipulating molecules by touch could help solve some of the problems my students had with using Cn3D. 

I was all set to switch.  

But I couldn't.  When it came to teaching, I needed features that Molecules just didn't have.  

To make a long story short, we had an SBIR grant from National Science Foundation and the good fortune to work with Molecules' developer and another brilliant engineer to make a new app ... Read more