When a class of Palestinian ninth graders in Gaza recently discussed the deadly 1929 riots over access to the Western Wall in Jerusalem, it was guided by a new textbook, introduced this fall by the Islamist Hamas movement. … What Gaza teenagers are reading in their 50-page hardcover texts this fall includes references to the Jewish Torah and Talmud as “fabricated,” and a description of Zionism as a racist movement whose goals include driving Arabs out of all of the area between the Nile in Africa and the Euphrates in Iraq, Syria and Turkey.“Palestine,” in turn, is defined as a...