Sentences with phrase «though pedagogical content knowledge»

Although more current data are not available, Stein, Stuen, Carnine, and Long (2001) estimated that «textbooks serve as the basis for 75 to 90 % of classroom instruction» (p. 6), even though pedagogical content knowledge for teaching now would include the ideas of appraising, selecting, and modifying textbooks (as recommended by Ball, 2000).