Aimed knowledge and skills

Questions required to be answered in classroom management

Much bigger scale

Increase in the amount of information (accumulation of information)

The information increase on the basis of much bigger improvement

Where there is any accumulated information, “how to teach?”


Increase in information diversity

The information diversity increase on the basis of faster improvement

Where there is various information to teach, “which to teach?”

Shorter intervals

Obsolescence in the content of information

The content of information that increased in amount and diversity on the basis of shorter improvement becomes rapidly obsolescent.

When the information that increased in number and diversity change in shorter intervals, “why to teach” such temporary information?