Apple iPod touch iOS 6.1 - Manual (Page 17)

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Basics
Using apps
You interact with iPod touch using your fingers to tap, double-tap, drag, swipe, and pinch objects
on the touchscreen.
Opening and switching between apps
To go to the Home screen, press the Home button .
Open an app: Tap it.
To return to the Home screen, press the Home button again.
See another Home screen: Swipe left or right.
Swipe left or right to switch
to another Home screen.
Swipe left or right to switch
to another Home screen.
Go to the first Home screen: Press the Home button .
View recently used apps: Double-click the Home button to reveal the multitasking bar.