By their very nature, grades undermine learning. In schools that constantly emphasize the importance of success, students may regard learning as a chore, avoid challenging tasks, think superficially, and value ability more than effort. Students should be able to think, write, and explore without worrying how good they are. (MLH)

Researchers have found three consistent effects of stressing letter or number grades. Grades reduce students' interest in learning, preference for challenging tasks, and thinking quality. Grades distort curriculum, waste time, encourage cheating, and spoil interpersonal relationships. Invisible grading is a compromise. Authentic assessment opens…

The top-down, heavy-handed "Tougher Standards" movement has taken over many schools, with full support of business groups, politicians, and many journalists. Primary opponents are classroom teachers and parents. Raising standards translates into higher scores on poorly designed tests. Best teaching builds on actively learning students. (MLH)

Before jumping on another corporate bandwagon, educators should recall the primary difference between business and education. Workers produce consumer goods, whereas students should be concerned with constructing meaning. The marketplace model, even correctly applied, does not belong in the classroom. Total Quality Management is a content-free,…