This history of rubber is an example of what at the time was cutting edge technology for classroom teachers to use in the 60's & 70's. Looks very similar to early slide show presentations done on the computer in the 90's.
I can still sing that one, and it made sense to me. Schoolhouse Rock is the "important" education I remember - conjunction junction, the Preamble, multiplication facts, etc.
Wow! I loved how easy he "untangled" the components and helps us understand and use the metalanguage of TPACK just by using paper and colored pens! (I saw this video has more hits than others on the same topic... I guess that's why!)
I really liked the way TPACK was presented in this. It was very understandable. The added component of "context" is also extremly important in applying and understanding the knowledge considered in this structure
Whenever I see a visual aid like this, which clarifies a new concept, it is difficult to think why we would we keep our students from having access to these same kinds of resources... I mean, if as adults technology helps us learn, imagine how much it will help our students!