It felt like she had never heard the Palestinian national anthem before. On May 1, as Amal Al-Desouki, 34, watched her son stand in line with other children of Gaza in the city’s first makeshift school since the war broke out, the national anthem blasting from the recorder in the nylon-enclosed space of Al-Mawasi’s farmland, her eyes teared up. It felt normal. Since first learning about Ro’ya Field School as a plan, she had knocked on all doors to ensure that her seven-year-old son Ismail would be among the children enrolled. “The plan is to achieve a flexible and somewhat smooth transition fo…