BERLIN - Joshua Martinangeli, 7, is too ill to go to school. But the German student can still interact with his teacher and classmates through an avatar robot that sits in class in his place and sends a blinking signal when he has something to say. "The children talk to him, laugh with him and sometimes even chitchat with him.
BERLIN (Reuters) - Joshua Martinangeli, 7, is too ill to go to school. But the German student can still interact with his teacher and classmates throu.