Scientific Explorer Cosmic Observatory Projector Observatory Projector transforms any room into a personal planetarium by projecting the stars onto the walls The dome projector rotates 360-degress that gives the viewer images of (24) amazing nebulae Comes with a projector, (3) changeable slide discs, (2) image domes and an instruction sheet Scientific Explorer is the industry leader in science kits that help develop critical thinking Recommended for children 8-years of age and older