The teddy bear unlocks new actions during a event. The teddy bear isn’t made for a baby but it is for toddlers and kids. When you have a teaching or praising moment event, you will see new actions unlocked because of the bear.
To buy a bassinet, you select the furniture icon and go to home collections. You find the Baby Steps collection in the home collection. Or you could go the furniture icon and select the sofa icon. You will find babies and kids objects under an icon with a toddler highchair