Textbook destandardization has been studied for a long time. Legislators started calling for it as early as the lifting of martial law in 1987. It took seven years to go from the destandardization of middle school art and music texts in 1989 to the destandardization of primary school texts last year.
教科書開放已研議甚久，解嚴後，就是立法委員質詢的重要話題，從七十八年國中藝能科的開放，到去年國小所有科目的開放，總共走了七年，往後還將陸續開放國、高中教科書。