America's STEM classrooms are devolving — wasting valuable class time with toys, barely applicable coding games, and victim-mentality nonsense.If you ask any administrator about the future of education, he’ll likely mention the blending of science, technology, engineering, and mathematics: STEM. Indeed, it’s so attractive to schools, billions of dollars are spent every year by corporations, startups, and the U.S. federal government in an 1850s-style “gold rush” of gadgetry and glittering lights. To stand out from the competition and get into classrooms, curriculum developers, policymakers, and advocacy groups have begun to scam the education market by forsaking common-sense STEM principles in...