WATCH LIVE
It's the GSK Science in the Summer program.
GlaxoSmithKline has partnered with the Franklin Institute and libraries in the city and in Montgomery, Delaware, Bucks and Chester counties.
76ers set to take on Knicks in Game 3 at Wells Fargo Center
400-acre wildfire in Wharton State Forest 75% contained
Game for high schoolers can end in dangerous misunderstandings: Police