Welcome to healthcaremagic forum
, is a common problem with children, espcailly with learning difficulties. She has to restrained, as sponge will accumulate in her intestines.
I am assuming that , her mental age
is less then 17, so deal with her as you would do with a child.
Keep her away from similar things. Engaging in other activities, that may intersest her.
You can take help of her school teacher as well.
You may seek homeopathic
help for this condition.
For further queries - firstname.lastname@example.org