Memory.
Take a large tray, place random baby items on the tray..lots...like soothers, facecloth, diaper, bottle, onsie. The list can go on.
Give each lady a piece of paper and a pen.
Bring out the tray, give the ladies a good 35 or 45 seconds to look at the contents on the tray.
Take the tray away. Ask the ladies to write down everything they saw on the tray. They have 2 minutes!
The winner is the lady that remembers and writes down the most things that are on the tray.
Diaper The Baby.
Divide guests into teams. Teams choose a leader.