The Home button takes you back to the Home screen at any time. It also provides other convenient shortcuts.

Go to the Home screen. Press the Home button.

On the Home screen, tap an app to open it (see Basics section).

See apps you've opened. Double-click the Home button when iPad is unlocked, then swipe left or right.

Use Siri (iPad 3rd generation or later). Press and hold the Home button (see Siri section).