The Framsticks Theater is an easy-to-use application which illustrates some basic phenomena, like genes and genetics, mutation, evolution, user-driven evolution and artificial selection, walking and swimming, artificial life simulation, virtual world interactions, etc. It includes a number of "shows", and new shows can be added by advanced users or developers. It can be run on standalone workstations as a show (artistic installations, shops, fairs), as well as for education (e.g. biology, evolution, optimization, simulation, robotics), illustration, attractive graphical background for music, advertisement, entertainment, screen-saving mode, etc.