There are so many effects you can make with these beautiful watercolor brush pens! Dry on dry, wet on dry, wet on wet, dry on wet, take your pick. These pens can give you bold color or beautiful washes of pastel, the possibilities are all in this one package.
This set from Ooly is non-toxic and for ages 6+ (and well beyond). You get 18 brush-tip markers in a gorgeous range of colors.