The dividing line between high school and college has never been entirely clear, explains a historian of American education. In fact, for most of the 19th century, it was difficult to distinguish between high schools and colleges. It wasn't until the early 1900s that high school and university officials drew firm boundaries between the two…

Clear, high standards will enable us to develop an education system that ensures that high school graduates are ready for college. The Bill & Melinda Gates Foundation has been working with other organizations to develop a Common Core of Standards. The partners working with the foundation are developing tools that will show teachers what is…