New Thomas Hughes Children’s Library is OPEN for business, er fun! July 20, 2017 | By Mary Kate Categories: Early Learning, Summer Learning Challenge | Tags: early learning, Exelon, Libraries Transform, PoweredbyExelon, Thomas Hughes Children's Library Mayor Rahm Emanuel, Exelon executives, Chicago Public Library, and Library Foundation leadership, officially commemorated the reopening of the Thomas Hughes Children’s Library #PoweredbyExelon.