We normally see kaleidoscope through the small holes, but with this kaleidoscope projector, all that is scheduled to change, it allows people to project such images on a wall for more people to see. But first you have to build your own kaleidoscope projector that create millions of dazzle patterns by filling in different trinkets into the tube. Also you can point the projector to your ceiling or wall to view the beautiful evolving patterns. Don’t worry about how to assemble the kaleidoscope projector. Detail illustrated instruction is included. Enjoy the beautiful and relaxing atmosphere in your room! Uses 2 AA batteries (not included).