Looking for a fun indoor activity with kids in Morris County without paying full admission? One of the best local mom hacks is checking out a museum pass from your local library . Many libraries in Morris County offer free Morris Museum passes that families can borrow — making it an easy way to plan a rainy-day adventure with kids. The Morris Museum in Morristown is New Jersey’s only Smithsonian Affiliate and features hands-on exhibits, a model train gallery, the Guinness