Speaking and listening, it appears, are elusive to many classroom teachers. There are no textbooks or teachers' guides. The many experts, who exhort teachers to include them, either don't tell how or suggest some isolated activities which at best fill up rainy afternoons.
Cunningham, P. M. (1978). If They Talk When You Say "Listen!" And Won't Talk When You Say "Discuss!" Read!. Reading Horizons, 18 (3). Retrieved from http://scholarworks.wmich.edu/reading_horizons/vol18/iss3/4