Meet the RoboBuilder 5720: an educational robot with modular parts that can perform a wide variety of moves, includes walking on two legs, jogging, kicking, and even dancing. The kit comes with interchangeable modules. You can build a dinosaur robot, a humanoid, or a four-legged puppy.
This 16 DOF robot comes with a transparent design. You get 11 body parts, 71 joint parts, and everything else you need to build your robots. Users can program and download motion files to their robot. In fact, these robots can be programmed to react to sound and other external inputs. More information is available here.