Barnes & Noble NOOK User Manual page 14

Your NOOK prompts you to sign in to your Google account or to create a Google account if
you do not have one.
Your NOOK uses your Google Account to fully utilize its Android features, including Gmail,
Google Hangouts, and the Google Play Store.
To create a new Google Account or set up your Google Account on your NOOK at any time,
use Accounts settings. For more information, see Accounts.
From the Home screen, tap App Drawer > Settings > Accounts > Add account > Google.
Barnes & Noble NOOK Tablet User Guide
14