... :1. Two point touch Gesture control: screen moveable, previous page, next page, select, rotate, zoom in/out, eraser.2. Use ... Searchlight, camera, Screen cover.15. Background for teaching: black page, green page, letter paper, football field, basketball field, Staves for music ... building and companies publish advertise.)b.Marketplace ( for mall shops to publish advertise )c.Station (for people to find ...