they can learn to ask for things by touching the appropriate shape.
The free version has 2 screens that can have up to 6 shapes. each shape can be 1 of 6 geometric shapes
(Circle, Square, Triangle, Cross , Star or Heart) and 1 of six colors (Blue ,
Red , Green , Purple , Yellow , Black). Each shape can also have a word or
phrase associated with it (e.g. Food , Out , Treat etc.). The words are Spoken
using the built in Text to Speech of the Device running the App.