I will suggest the iron on seems much quicker then ordering one.
She is 16 months, they are all learning sign together, but not sure if he could sign her a story or not, she is a active(never still) child from what i know. I am not sure how much sign they know yet too.
She has a photo album that she carries around alot but she can't sleep with it, which is when she is having a hard tie is at night.