Standardized tests are commonly blamed for narrowing the school curriculum to reading and math. That’s one reason Congress is considering changes in the law that could lead states to put less emphasis on test scores. But even if we abolished standardized tests tomorrow, a majority of elementary schools would continue to pay scant attention to subjects like history and science.
Consider this: In 1977, 25 years before No Child Left Behind ushered in the era of high-stakes testing, elementary school teachers spent only about 50 minutes a day on science and social studies combined. True, in 2012, they spent even less time on those subjects — but only by about 10 minutes.
The root cause of today’s narrow elementary curriculum isn’t testing, although that has exacerbated the trend. It’s a longstanding pedagogical notion that the best way to teach kids reading comprehension is by giving them skills — strategies like “finding the main idea” — rather than instilling knowledge about things like the Civil War or human biology.
Continue reading the rest of my op-ed in The New York Times.