The school introduced the smart school concept, in the primary section during 1999.

This was the seed of the Normal school concept in Missouri.

"The middle school concept is based on a good theory," she said.

Others did not quite get the small school concept.

After the key school concept was given up, it became four-starred high school in 2004.

Critics complained that the military school concept was antiquated, and should all together be eliminated.

After 1895, it became a day school, then resumed the boarding school concept in 1900, this time for boys and girls.

They are supposed to explore alternative school concepts to be introduced to the general public school later on.

One result was the renewal of the democratic school concept.

Over the years, the academic and developmental programs also changed but the emphasis on the principles of the middle school concept remained.