It's one of the great mysteries of teaching: Why do some students ?get it? and some students don?t? In this book, Betty K. Garner focuses on why students struggle and what teachers can do to help them become self-directed learners. Difficulty reading, remembering, paying attention, or following directions are not the reasons students fail but symptoms of the true problem: underdeveloped cognitive structures?the mental processes necessary to connect new information with prior knowledge; organize information into patterns and relationships; formulate rules that make information processing...