一个有意思的沙画游戏
沙画游戏SaPaint
http://itunes.apple.com/us/app/sapaint/id444902073?mt=8
欢迎提出宝贵意见

Sandpainting is the art of pouring colored sands, powdered pigments from minerals or crystals, and pigments from other natural or synthetic sources onto a surface to make a painting. These are often temporary, ritual paintings prepared for religious or healing ceremonies. It is also referred to as drypainting.Sandpainting is practiced by Native Americans in the Southwestern United States, by Tibetan monks, by Indians, by Australian Aborigines, and by Latin Americans on certain Christian holy days.