[Source:  Learning 4 Kids.net]

Water Play with Eye Droppers is a colorful and fun activity that encourages development of the pincer grasp. The pincer grasp enables a child to pick up small items using the thumb and index finger and is important for tasks such as holding writing implements and manipulating items such as zippers, buttons and shoes laces.
Water Play with Eye Droppers involves collecting water in the eye dropper from a bowl and transferring the water into plastic bottle top lids. This activity provides an opportunity to explore creatively and promotes the development of coordination and concentration.
Read More Here!  (She has some great games and activities that can be done with this!!)