Here's how you can swipe to switch apps on your iPad or iPad mini.
1. Swipe the screen right or left with four or five fingers to move between open apps.
2. Swipe up or down with four or five fingers to access the multitasking bar at the bottom of your iPad's screen.
Either of these options is faster than pressing the Home button to get to the multitasking bar. I generally prefer to simply swipe right or left, but your mileage may vary.
Read more: CNet