This event has endedBuilding BlocksMon, May 18 · 10:30 – 11:30 AMSouthwest Library · Southwest WaterfrontVisit WebsiteStartsMon, May 1810:30 AMEndsMon, May 1811:30 AMAddress900 Wesley Pl SW, Washington, DC 20024More at Southwest Library10:30 – 11:30 AMBuilding BlocksMon, Jun 13:30 – 4:30 PMExplore The World Through A MicroscopeMon, Jun 13:30 – 4:30 PMLEGO GeoSMART Club: Kids/TweensWed, Jun 3
