If the younger family members are getting restless, make a trip to DuPage Childrens Museum. With plenty of interactive displays and exhibits, this attraction makes learning fun.
You'll have no end of sightseeing choices when staying in Naperville. DuPage Children's Museum is an ideal place to kick off here, but there are many other worthy spots to consider. Morton Arboretum, College of Dupage, and Riverwalk are near the interactive exhibit for kids and will fill in your day nicely.