1. Research opportunities: embodied child–computer interaction;Antle;Int. J. Child-Comput. Interact.,2013
2. CrossY: a crossing-based drawing application;Apitz,2004
3. An exploration of pen rolling for pen-based interaction;Bi;In Proc. UIST,2008
4. VoodooSketch: extending interactive surfaces with adaptable interface palettes;Block,2008
5. Hands- only Scenarios and Video Action Walls novel methods for tangible user interaction design;Buur,2004