Sudoku getting too easy, you say? Try making (or, rather, writing) one instead, like this nine-paneled comic that works across, down, or on a diagonal.
In most portrayals of Cold War espionage, both Communist and capitalist spies appear wedded to their respective ideologies. Yet real spies, as the FBI knows, often have more nebulous motivations. In the Times Book Review, Ben MacIntyre reads the latest by Ha Jin, which centers on a Chinese spy embedded in suburban Virginia.