A new study challenges the common practice in many classrooms of teaching mathematical concepts by using "real-world," concrete examples. Researchers found that college students who learned a ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...

THERE are several parts of the science of physics which appear very simple when expounded briefly in elementary text-books, but nevertheless present great difficulties when examined more carefully. A ...

Children begin learning mathematics well before they enter elementary school. Starting from infancy and continuing throughout the preschool period, they develop a base of skills, concepts, and ...