Forth Worth Museum of Science and History is a family hands on science and history museum kids will surely like. They feature traveling exhibits and an Omnimax theater that you can also enjoy.
A dedicate nursing mothers room is located inside the childrens musuem. It's a private, room with a sink, changing table, and chairs.
1600 Gendy St
Fort Worth, TX 76107
(at Burnett Tandy Dr)