Visit NAP.edu/10766 to get more information about this book, to buy it in print, or to download it as a free PDF. Today the United States has the challenge and the opportunity to provide all students ...

Mathematics is one of humanity’s great achievements. By enhancing the capabilities of the human mind, mathematics has facilitated the development of science, technology, engineering, business, and ...

Much of the learning of young children falls on a spectrum ranging from free play to teacher-directed instruction.