Llana Yahav is a world-renown sand artist. Using only her hands, she draws amazing pictures with sand on a glass table. My description here isn't doing her any justice, so go here and please check out her work under "video clips."
Akiane is a thirteen-year-old artist, or child prodigy. This above painting is one of her works, completed at age 10 (wow!). Go here to take a look at her impressive gallery.