The Aqueduck line of products makes hand washing fun and easy for toddlers and preschoolers Building independence and learning self-help skills is a huge stepping stone in a toddler's development. Simple tasks such as washing hands, brushing teeth, and learning to potty train are just a few of the first soft skills we teach our children. The joy in a child's face when they can do something as simple as wash their hands on their own is just Peachy. As a natural "extension" of our Aqueduck faucet extender line, we answered our most frequently asked question, How do they turn on the faucet." The Single Handle Extender controls hot and cold water flow and features "Ducky" wings to help keep the water temperature just right.