Word for looking cute to try and get something from parents?

Is there a word that describes the attitude of a child who is trying to get something from their parents, and so they try to look cute/sweet/innocent?


endearingly

OED (for endearing): That endears: (a) that wins or inspires affection

from Bertie Rides Again

He looked at her endearingly and pleaded with all his rabbit might not to be taken to the car. Mum could not resist his little face, but strongly warned him that any more trouble and he would be in the car ...