Petite Children's Earth Paint Kit Our best-selling, 100% non-toxic Childrens Earth Paint kit - Petite creates a creamy, tempera-like paint when mixed with water. Add more water to create watercolors. Made with natural earth pigments, organic corn starch and gum Arabic (tree sap). Washable and cleans up quickly with just water. Each kit contains six colors of natural earth paint: red, orange, yellow, green, blue, and brown. Paints on wood, rocks, paper, fabric, glass and more.