Babies are good at making their own schedules—especially when it comes to their due dates. Add some momentum to the countdown with your own low-stakes baby pool, in which people can guess the date of the big arrival, and predict the gender (if you don’t already know it). “I polled family and friends for their picks, then rewarded the person who guessed closest with a gift card,” says Sherry Bembridge, a mom of two from Kincardine, Ont. “It added excitement to an already wonderful experience.”