"PictureAid" is educational application.
Tap a picture card and sound is emit a sound.
Upper card is purchasable items.
When this is tapped, you can buy other card.
If you do pinch motion, you can change the card size.
If you do shake motion or tap the shuffle button, you can shuffle the all card.
Play button is auto sounding function.
This sound interval can be changed by right slide bar.
Try this app on children education.