Use a q-tip as your paint brush to put the right color dots onto the rainbow. This would work well to color in the dots with the right color as well in order to work on the dynamic movements of the fingers while coloring.
The information on this site should not be used as medical advice. If you need therapy advice, you should consult a therapist in person. This information is meant to share creative ideas, and should be used with caution.
I tend to share a lot of toy ideas, and I link to them on Amazon. Most of my Amazon links are affiliate links which means that I will get a few cents if you happen to buy something while you are there.