A rag doll

Give your little one a big rag doll. Let your baby play it it, moving the dolls arms and legs, touching eyes and ears, etc.
Comment his/her actions, name the body parts of the doll.
Show your baby how the doll can jump, dance, cry, nod, sleep, eat, etc. Offer the baby to make the same.
Make photos of your baby playing with the rag doll, upload to the App. Write briefly about his/her impressions.