How to learn? From mistakes

"We deal right now in the educational landscape with an infatuation with the culture of one right answer that can be properly bubbled on the average multiple choice test. I am here to share with you, it is not learning."
Diana Laufenberg has taught all grade levels from 7-12 in Social Studies over the past 15 years. She most recently taught at the Science Leadership Academy in Philadelphia, an inquiry-driven, project-based high school focused on modern learning. Her practice has deep roots in experiential education, taking students from the classroom to the real world and back again.
-- read On Being Resilient and Embracing Failure
"Failure is instructive. The person who really thinks learns quite as much from his failures as from his successes." – John Dewey