Public schools consume twice as many dollars in operating costs as do private ones. Increasing the public school budgets does not improve learning and may even have a negative effect. During an international competition, U.S. eighth graders were asked, “What is the average age of these chidren? 13, 8, 6, 4, 4.” The correct answer, 7, was one of the multiple choice answers, yet an embarrassing 60% of the U.S. students missed it. —Mary Ruwart