Learning How to Learn: How to Succeed in School Without Spending All Your Time Studying; A Guide for Kids and Teens

by Barbara Oakley

But it seems that the best ways to give your diffuse mode a chance to work out a difficult problem are through activities like sleeping, exercising, or going for a ride in a vehicle.

The best way to allow your brain to work in diffuse mode is by doing activities: taking a walk, exercising, sleeping, etc.