If the app company you are talking with says you can have narration overlays, some clickable
areas, and a
game at the end of the book, then you might want to compare those features to the comparable features in a children»
e eBook.
Also keep in mind that this is a room - scale VR
game for the Vive, which according to the developer notes on the gam «
es page on Steam, it requires a play
area of at least 2 meters by 1.5 meters.