Marble Nail attempt # 1003

Oh yeah... because i suck on making marble nails. I watched tons of videos, read numberouse instructions, view multiple picture, it just doe not work with me ,On this picture is the best outcome i have ever done, and i try many many time.
the problem i am facing is that even if i act fast, i still can not really create marbles with the polish on the water, because it all dry and get stuked to the tooth pick. May be somebody can give me a tip or an advise on it. I relaly want to lern how to make Marble nails