Nenuco, Let's Play Guessing Game? It's an interactive doll with voice recognition technology that can guess what you're thinking. Turn the World ball over and choose one of the drawings, but don't tell it anything! Nenuco will start asking you questions to try and guess what you're thinking, but will it be able to guess? Nenuco is a 35cm doll with a hard body, blond hair and glasses that talks and recognizes your voice.