New Zealand, Norfolk Island, and OuvÃ©a, the Polynesian outlier near New Caledonia, are the unsubmerged portions of the largely sunken continent of Zealandia.
The 20-minute power nap -- sometimes called the stage 2 nap -- is good for alertness and motor learning skills like typing and playing the piano. What happens if you nap for more than 20 minutes? Research shows longer naps help boost memory and enhance creativity.
Four Steps to Power Nap Like a Pro: Find a good spot. Put your head down on a quiet table in the student lounge. Cozy up in a chair when you get home, before you do homework. You can power nap almost anywhere -- in the library or on the bus on the way to a game. Keep it short. Shoot for a 20- to 30-minute nap. Set your alarm, so you donât oversleep. A longer nap can make you groggy and feel worse.