We've seen again and again what happens when you destroy academic standard setting with excuses like "oh, the smart students will help bring up their peers". Everyone ends up in one jumbled mass and excellence is dragged down by the average to form undifferentiated mediocrity.
See Communist China before they re-implemented the Gaokao (their college entrance exam), many schools now in California, and once-prominent public schools like Dunbar High in the D.C. area (successful despite the poverty of the area in which it operated-see https://www.creators.com/read/thomas-sowell/10/16/dunbar-hig...).
See Communist China before they re-implemented the Gaokao (their college entrance exam), many schools now in California, and once-prominent public schools like Dunbar High in the D.C. area (successful despite the poverty of the area in which it operated-see https://www.creators.com/read/thomas-sowell/10/16/dunbar-hig...).