When you go to sleep, what does your brain do? Does it rest, too? No—it's busy working while you snooze! It repairs, resets, and helps your body even when you’re not awake. Using up-to-date research to explore the brain's critical functions when we are asleep, psychology experts Drs. JoAnn and Terrence Deak invite kids (and adults) to unpack all the amazing things your brain is doing when you're not awake—and why it's so important to get your sleep!