Sand Draw is a new fun app which lets you draw on realistic sand, wash it with a shake-wave, and more.
check it out :
https://play.google.com/store/apps/details?id=air.KalromSystems.SandDraW&feature=sear ch_result#?t=W251bGwsMSwxLDEsImFpci5LYWxyb21TeXN0Z W1zLlNhbmREcmFXIl0
check it out :
https://play.google.com/store/apps/details?id=air.KalromSystems.SandDraW&feature=sear ch_result#?t=W251bGwsMSwxLDEsImFpci5LYWxyb21TeXN0Z W1zLlNhbmREcmFXIl0