Robots are becoming classroom tutors. But will they make the grade?

Mechanical mentors try to find their place as teacher’s helper

robot illustrations

CAST OF CHARACTERS Researchers are testing a motley crew of robots to serve as tutors and learning companions for children in classrooms or at home.  

E. Otwell

Pondering a tablet screen displaying a town scene, a pre-K student tilts her head to the side and taps her lip thoughtfully.