In an education sector, various ways of mobile learning is applicable. It is available to add any studying materials - including notes, pictures, drawings, diagrams, geographies - and share them with classmates. It enables educators to check out students’ assignments by interlocking with PDA and an interactive board. On field trips, it is possible to use for locating students or the place to visit through integrated GPS. In addition, PDA can function as a camera which takes a photo of insects and plants for nature studies. The learning efficiency can be maximized through bilateral studying which makes students excited.