the coup de grace: "Gravity totally fails to explain why Saturn has rings and Jupiter does not. It utterly fails to account for obesity. In fact, what it does “explain” is far out-weighed by what it does not explain."
you play a strangely addictive vocabulary game and learn clever new words. with each correct word, you also earn ad revenue that is donated to the united nations to feed hungry people. with free rice, everyone wins.