SAKSHAR-An Image-projective Desktop Varnamala Trainer (IDVT) has been designed to improve the learning of alphabets, etc. by children through an interactive audio visual feedback system. This device uses a projector to render a virtual display, which permits production of large interactive displays with minimal cost. Also the entire system is portable, i.e., it can be projected on any planar surface.
Scanning Laser Range Finder Sensor