siege nearly three years ago.]]> illiterate, lost to a war that has killed some 140,000 people already.]]> makeshift classes in tents and offer them to mosques to study with sheiks.]]> impact on children has been especially acute.]]> adorned with a giant Lebanese red-and-white flag.]]> sheiks.]]> palpable for those who find opportunities for their children.]]> refuge in the neighboring nation of 4.2 million.]]> trauma of war sears deep psychological scars.]]> harassment from authorities.]]> acute.]]> opportunities for Syrian children is the most pressing in tiny Lebanon, where the country's population has grown by two thirds over the past year alone because of the massive flow of refugees.]]> devastation and violence, UNICEF recently reported.]]> plead with principals to take them into Lebanon's overcrowded public schools, send them to makeshift classes in tents and offer them to mosques to study with sheiks.]]> desperate to have their children obtain the most basic education.]]>