Robot baby doll. Robot baby doll with part of its "skin" removed to show its inner workings. This toy, known as BIT (Baby IT), is a prototype of the My Real Baby interactive baby doll developed by IRobot Corporation and Hasbro Corporation. The BIT doll mimics the facial expression of a human baby by changing the contours on its lifelike rubber face. The BIT baby doll was developed by IS Robotics, Somerville, Massachusetts, USA.