Bloom's Sixth

Jennifer Roberts walks through the lecture hall during her geology class, above and bottom, working with students on collaborative problem-solving. Several teaching assistants also help in the classroom. Jennifer Roberts first noticed the difference a few years ago in Geology 101. The course regularly draws 300 or more students a semester, and Roberts, an associate professor of geology, was teaching in much the same way she had since she took over the course in 2002: lecture and exam. Problem was, exam scores were…