Learning Doesn’t Progress the Way You Think It Does
As we learn, this model assumes, we steadily ascend in our knowledge and skills, leaving more elementary approaches behind.
Best sound bite: “But in important ways, the staircase metaphor fails to capture the way cognitive change actually works. Research shows that children (and adults!) employ a variety of strategies to solve problems, not only the one “typical” of their stage of development.”
See on time.com