How do you take a screenshot?

I see people posting screenshots. How do you do this? I use an iphone to play. Thanks..

tap the sleep button (on top) and home screen button at the same time. you'll hear a camera click and then you'll have a screen shot in your photo album

http://www.spacetimestudios.com/show...LY-your-Iphone.

Complete guide.

how do you do this with ipad? anyone know

Power button plus home