Palestinian kids are seen during exercise as they are going back to girl school Balqees in Gaza City, Gaza, Thuesday, Jan. 27, 2009. Israel launched its 22-day offensive to try to halt Hamas rocket fire on southern Israel. The assault killed at least 1,285 Palestinians, more than half of them civilians, the Palestinian Center for Human Rights counted. Thirteen Israelis, including three civilians, were also killed during the fighting, Israel said.