Title Page

Message from the Chairs

Measuring the Usability and Capability of App Inventor to Create Mobile Applications
Benjamin Xie, Isra Shabir, and Hal Abelson
(Massachusetts Institute of Technology, USA)

A Flow-Based Programming Framework for Mobile App Development
Jesse Zaman, Lode Hoste, and Wolfgang De Meuter
(Vrije Universiteit Brussel, Belgium)

Supporting "What-If" in Touch-Screen Web Applications
Peter Simonyi, Jeff Wilson, Judith M. Brown, and Robert Biddle
(Carleton University, Canada)

Collaborative Annotations for Large Touchscreen Web Applications
Miran Mirza, Jeff Wilson, and Robert Biddle
(Carleton University, Canada)