A teacher shows a Palestinian schoolgirl how to use a new laptop at a United Nations school in Rafah refugee camp in the southern Gaza Strip April 29, 2010. The United Nations Relief and Works Agency (UNRWA) launched a campaign to distribute some 200,000 laptops to UNRWA students in the Gaza Strip, an UNRWA official said. REUTERS/Ibraheem Abu Mustafa (GAZA - Tags: POLITICS EDUCATION)