Delivering purposeful play in a big way, Marbles allows children to imagine, discover and learn in dozens of interactive exhibits, daily educational programs, field trips, birthday parties, special events and giant-screen IMAX films. Kids connect, communicate, create and learn through extraordinary adventures in play. For children ages one to 11, and adults. $7 admission, children under one and members play free. Hours: daily, 9am-5pm (open until 7pm every Thur. and on First Friday).