If you don't help kids develop broad content knowledge, especially in elementary school, they will eventually hit a plateau with their reading ability. (educationnext.org)
These courses now emphasize scientific inquiry and reasoning, as well as depth of understanding for big ideas in science, over fixed, broad content coverage of facts. (gse.harvard.edu)
Teachers may also need training in more advanced or broader content within specialty areas. (hoagiesgifted.org)