Reflect back upon your own experiences in elementary and secondary school. Were there any hints that your teachers had been exposed to Schwab’s ideas?
Reflecting back to my elementary school experience, I seem to remember that most of my education came from a textbook, with one exception of course. In 4th grade (if I am not mistaken) my science teacher was teaching us about the eye, in order for her to explain to us the way the eye portrays images upside down she drew an illustration of the eye on the floor of the class, and made it into a game.
According to Schwab (1960) “Such materials, read or heard by the student - with or without aid from teachers, lexicons, notes, or conventional textbooks - provide the base for the second